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Translation
King James Version
And these things write we unto you, that your joy may be full.
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KJV (with Strong's)
And G2532 these things G5023 write we G1125 unto you G5213, that G2443 your G5216 joy G5479 may be G5600 full G4137.
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Complete Jewish Bible
We are writing these things
so that our joy may be complete.
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Berean Standard Bible
We write these things so that our joy may be complete.
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American Standard Version
and these things we write, that our joy may be made full.
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World English Bible Messianic
And we write these things to you, that our joy may be fulfilled.
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Geneva Bible (1599)
And these thinges write we vnto you, that that your ioy may be full.
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Young's Literal Translation
and these things we write to you, that your joy may be full.
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Study This Verse

SUMMARY

The Apostle John concludes his opening declaration in his first epistle by articulating the profound purpose behind his apostolic testimony: to ensure that believers experience complete and overflowing joy. This verse encapsulates the heart of the Christian message, revealing that the authentic encounter with the eternal Word of Life, Jesus Christ, and the subsequent fellowship with God and one another, culminates in a deep, abiding spiritual gladness that is perfected in Christ.

CONTEXT

  • Literary Context: This verse serves as the culmination of John's introductory remarks in his first epistle. Immediately preceding it, John emphasizes his eyewitness account of Jesus Christ, whom he refers to as "the Word of life" in 1 John 1:1. He asserts that he and the other apostles have "seen with our eyes, heard with our ears, and touched with our hands" this tangible reality of Christ. The purpose of proclaiming this truth, as stated in 1 John 1:3, is twofold: first, that the recipients might have fellowship with the apostles, and through them, "with the Father, and with his Son Jesus Christ." 1 John 1:4 then presents the ultimate outcome of this shared fellowship and truthful proclamation: the fullness of the believers' joy.
  • Historical & Cultural Context: John's First Epistle was likely written in Ephesus towards the end of the first century, addressing Christian communities grappling with emerging heretical teachings, particularly an early form of Gnosticism. These false doctrines often denied the true humanity of Jesus, asserting that Christ was a spirit who only appeared to have a physical body (docetism). John's strong emphasis on the sensory experience of Jesus ("seen, heard, touched") directly counters these claims, grounding faith in the historical, incarnate Christ. The assurance of truth, rooted in apostolic testimony, was crucial for these believers to maintain their spiritual stability and, consequently, their joy amidst doctrinal confusion and spiritual challenges.
  • Key Themes: The central theme underscored by this verse is the concept of full joy. This is not a fleeting emotional state but a profound, spiritual gladness that is perfected and completed through a genuine relationship with God. This joy is inextricably linked to fellowship with God and believers, as articulated in 19 John 1:3. The very act of sharing the apostolic testimony ("these things write we") highlights the theme of truth and testimony as the foundation for this joy. John's emphasis on the tangible reality of Christ provides the certainty necessary for a confident faith, which directly contributes to this overflowing joy, distinguishing it from the superficial happiness offered by the world. This joy is a hallmark of the Christian life, foreshadowing the fruit of the Spirit and echoing Jesus' own desire for His disciples' joy to be complete, as expressed in John 15:11 and John 16:24.

EXPOSITION AND ANALYSIS

Key Word Analysis

  • write we (Greek, gráphō', G1125): This primary verb signifies the act of "graving" or inscribing, specifically to write. Figuratively, it means to describe. Here, John uses it to denote the deliberate, authoritative act of committing the apostolic testimony to written form. This underscores the permanence and reliability of the message being conveyed, ensuring that the eyewitness accounts of Christ are preserved and accessible, thereby solidifying the foundation for the believers' joy.
  • joy (Greek, chará', G5479): Derived from a root meaning "to rejoice," chará denotes cheerfulness, calm delight, or profound spiritual gladness. It is a deep, inner state of well-being that is often independent of external circumstances, stemming from a right relationship with God and a confident hope in His promises. It contrasts sharply with worldly happiness, which is often fleeting and dependent on transient conditions.
  • full (Greek, plēróō', G4137): This verb means "to make replete," "to cram," "to level up," or "to furnish completely." Figuratively, it implies to imbue, diffuse, influence, satisfy, execute, finish, or verify. In this context, it signifies a joy that is complete, perfected, abundant, and lacking nothing. It suggests a state of being thoroughly satisfied and brought to completion, indicating that the joy derived from fellowship with God through Christ is comprehensive and all-encompassing.

Verse Breakdown

  • "And these things write we unto you,": This initial clause connects directly to the preceding verses, referring to John's eyewitness testimony concerning Jesus Christ, "the Word of life" (1 John 1:1). The "we" emphasizes the collective apostolic witness, lending authority and credibility to the message. John explicitly states the intentionality of their written communication, signifying that the gospel message is not merely a spoken word but a carefully recorded, enduring truth meant for the recipients.
  • "that your joy may be full.": This is a purpose clause, clearly stating the ultimate aim of the apostolic witness and the fellowship it fosters. The goal is not merely intellectual assent or moral improvement, but the profound, spiritual experience of "full" or complete joy. This joy is a direct outcome of embracing the truth about Christ and participating in the fellowship that flows from it, implying a state of spiritual satisfaction and completeness that transforms the believer's inner life.

Literary Devices

John employs several literary devices to convey his message with clarity and impact. The most prominent is the Purpose Clause, introduced by "that" (Greek hína), which explicitly states the teleological aim of the apostolic writing: the fullness of the readers' joy. This highlights the practical and spiritual outcome of embracing the truth about Christ. Furthermore, there is an element of Apostolic Authority and Testimony, as John speaks from the collective "we," emphasizing the unified, eyewitness account of the apostles. This lends immense weight and credibility to his message, grounding the believers' faith and joy in verifiable truth. Implicitly, there is also a Contrast between the fleeting happiness of the world and the deep, abiding, and "full" joy that only a genuine relationship with God through Christ can provide. This contrast underscores the unique and superior nature of Christian joy.

THEOLOGICAL AND THEMATIC CONNECTIONS

The concept of "full joy" in 1 John 1:4 is a profound theological statement about the nature of the Christian life. It signifies that the gospel message is not merely a set of doctrines to be believed, but a life-transforming reality that culminates in deep spiritual satisfaction and completeness. This joy is rooted in the authentic fellowship with God the Father and His Son Jesus Christ, which is made possible through the apostolic testimony. It is a joy that flourishes as believers walk in the light, confess sin, and maintain communion with God and one another. This "fullness" implies a joy that is unhindered, perfected, and abundant, serving as a testament to the life-giving power of Christ's presence and truth in the believer's life.

REFLECTION AND APPLICATION

1 John 1:4 offers a powerful and encouraging truth for believers today: the Christian life is fundamentally designed for profound and complete joy. This joy is not a byproduct of favorable circumstances, but a direct result of embracing the truth of Jesus Christ, engaging in authentic fellowship with God, and living in communion with fellow believers. To experience this "full" joy, we are called to continually immerse ourselves in the apostolic witness found in Scripture, allowing the reality of Christ's person and work to shape our understanding and our lives. Furthermore, actively pursuing fellowship with God through prayer, worship, and obedience, and fostering genuine relationships within the body of Christ, are essential pathways to this overflowing gladness. When we walk in the light, confessing our sins as 1 John 1:9 encourages, and living in obedience to God's commands, we create the spiritual environment where true, unhindered joy can flourish, testifying to the world the transformative power of the gospel.

Questions for Reflection

  • What does "full joy" mean to you personally, and how does it differ from worldly happiness?
  • How does your current fellowship with God and other believers contribute to or hinder your experience of joy?
  • In what ways can you more intentionally embrace the truth of Christ's person and work to deepen your spiritual joy?

FAQ

What does "full joy" mean in the context of 1 John 1:4?

Answer: "Full joy" (Greek: chará plēróō) signifies a joy that is complete, perfected, abundant, and lacking nothing. It's not merely a fleeting emotional happiness, but a deep, abiding spiritual gladness that stems from a right relationship with God through Jesus Christ. This joy is a state of inner satisfaction and completeness that is independent of external circumstances, flowing from the truth of the gospel and genuine fellowship with God and His people, as described in 1 John 1:3. It implies a joy that has reached its intended purpose and is fully realized.

Why was John writing "these things" to ensure the believers' joy?

Answer: John was writing to preserve and transmit the authentic eyewitness testimony of Jesus Christ ("the Word of life" mentioned in 1 John 1:1). In a time when false teachings (like early Gnosticism denying Christ's humanity) were emerging, John's written account provided a stable, reliable foundation for faith. By grounding their faith in the verifiable truth of who Jesus is and what He accomplished, believers could have assurance, which is essential for true joy. The purpose of his writing, and the fellowship it fosters (1 John 1:3), was to lead them to a complete and unhindered joy that comes from knowing and walking with God in truth.

CHRIST-CENTERED FULFILLMENT

The "full joy" promised in 1 John 1:4 finds its ultimate fulfillment and source in the person and work of Jesus Christ. He is the "Word of life" (1 John 1:1) whose incarnation, life, death, and resurrection are the very "things" John writes about. Christ Himself declared His desire for His disciples' joy to be full, stating in John 15:11 that His words were spoken "that my joy might remain in you, and that your joy might be full." He is the one who enables fellowship with the Father (1 John 1:3), and it is in this communion that true joy is found. The Holy Spirit, whom Christ sent, produces "joy" as a fruit (Galatians 5:22), indicating that this divine gladness is an internal reality empowered by Christ's presence within the believer. Our joy is made full because Christ has accomplished all that is necessary for our salvation, reconciliation, and eternal life, removing the barriers of sin and offering unhindered access to God's presence, where "there is fulness of joy" (Psalm 16:11). He is not just the subject of our joy, but the very source and sustainer of it, making our spiritual gladness complete and eternal.

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Commentary on 1 John 1 verses 1–4

I. II. Main points1. 2. Sub-points

The apostle omits his name and character (as also the author to the Hebrews does) either out of humility, or as being willing that the Christian reader should be swayed by the light and weight of the things written rather than by the name that might recommend them. And so he begins,

I. With an account or character of the Mediator's person. He is the great subject of the gospel, the foundation and object of our faith and hope, the bond and cement that unite us unto God. He should be well known; and he is represented here, 1. As the Word of life, Jo1 1:1. In the gospel these two are disjoined, and he is called first the Word, Joh 1:1, and afterwards Life, intimating, withal, that he is intellectual life. In him was life, and that life was (efficiently and objectively) the light of men, Joh 1:4. Here both are conjoined: The Word of life, the vital Word. In that he is the Word, it is intimated that he is the Word of some person or other; and that is God, even the Father. He is the Word of God, and so he is intimated to issue from the Father, as truly (though not in the same manner) as a word (or speech, which is a train of words) from a speaker. But he is not a mere vocal word, a bare logos prophorikos, but a vital one: the Word of life, the living word; and thereupon, 1. As eternal life. His duration shows his excellency. He was from eternity; and so is, in scripture-account, necessary, essential, uncreated life. That the apostle speaks of his eternity, parte ante (as they say) and as from everlasting, seems evident in that he speaks of him as he was in and from the beginning; when he was then with the Father, before his manifestation to us, yea, before the making of all things that were make; as Joh 1:2, Joh 1:3. So that he is the eternal, vital, intellectual Word of the eternal living Father. 3. As life manifested (Jo1 1:2), manifested in the flesh, manifested to us. The eternal life would assume mortality, would put on flesh and blood (in the entire human nature), and so dwell among us and converse with us, Joh 1:14. Here were condescension and kindness indeed, that eternal life (a person of eternal essential life) should come to visit mortals, and to procure eternal life for them, and then confer it on them!

II. With the evidences and convictive assurances that the apostle and his brethren had of the Mediator's presence and converse in this world. There were sufficient demonstrations of the reality of his abode here, and of the excellency and dignity of his person in the way of his manifestation. The life, the word of life, the eternal life, as such, could not be seen and felt; but the life manifested might be, and was so. The life was clothed with flesh, put on the state and habit of abased human nature, and as such gave sensible proof of its existence and transactions here. The divine life, or Word incarnate, presented and evinced itself to the very senses of the apostles. As, 1. To their ears: That which we have heard, Jo1 1:1, Jo1 1:3. The life assumed a mouth and tongue, that he might utter words of life. The apostles not only heard of him, but they heard him himself. Above three years might they attend his ministry, be auditors of his public sermons and private expositions (for he expounded them in his house), and be charmed with the words of him who spoke as never man spoke before or since. The divine word would employ the ear, and the ear should be devoted to the word of life. And it was meet that those who were to be his representatives and imitators to the world should be personally acquainted with his ministrations. 2. To their eyes: That which we have seen with our eyes, Jo1 1:1-3. The Word would become visible, would not only be heard, but seen, seen publicly, privately, at a distance and at nearest approach, which may be intimated in the expression, with our eyes - with all the use and exercise that we could make of our eyes. We saw him in his life and ministry, saw him in his transfiguration on the mount, hanging, bleeding, dying, and dead, upon the cross, and we saw him after his return from the grave and resurrection from the dead. His apostles must be eye-witnesses as well as ear-witnesses of him. Wherefore, of these men that have accompanied with us all the time that the Lord Jesus went in and out among us, beginning from the baptism of John, must one be ordained to be a witness with us of his resurrection, Act 1:21, Act 1:22. And we were eye-witnesses of his majesty, Pe2 1:16. 3. To their internal sense, to the eyes of their mind; for so (possibly) may the next clause be interpreted: Which we have looked upon. This may be distinguished from the foregoing perception, seeing with the eyes; and may be the same with what the apostle says in his gospel (Joh 1:14), And we beheld - etheasametha, his glory, the glory as of the only-begotten of the Father. The word is not applied to the immediate object of the eye, but to that which was rationally collected from what they saw. "What we have well discerned, contemplated, and viewed, what we have well known of this Word of life, we report to you." The senses are to be the informers of the mind. 4. To their hands and sense of feeling: And our hands have handled (touched and felt) of the Word of life. This surely refers to the full conviction our Lord afforded his apostles of the truth, reality, solidity, and organization of his body, after his resurrection from the dead. When he showed them his hands and his side, it is probable that he gave them leave to touch him; at least, he knew of Thomas's unbelief, and his professed resolution too not to believe, till he had found and felt the places and signatures of the wounds by which he died. Accordingly at the next congress he called Thomas, in the presence of the rest, to satisfy the very curiosity of his unbelief. And probably others of them did so too. Our hands have handled of the Word of life. The invisible life and Word was no despiser of the testimony of sense. Sense, in its place and sphere, is a means that God has appointed, and the Lord Christ has employed, for our information. Our Lord took care to satisfy (as far as might be) all the senses of his apostles, that they might be the more authentic witnesses of him to the world. Those that apply all this to the hearing of the gospel lose the variety of sensations here mentioned, and the propriety of the expressions, as well as the reason of their inculcation and repetition here: That which we have seen and heard declare we unto you, Jo1 1:3. The apostles could not be deceived in such long and various exercise of their sense. Sense must minister to reason and judgment; and reason and judgment must minister to the reception of the Lord Jesus Christ and his gospel. The rejection of the Christian revelation is at last resolved into the rejection of sense itself. He upbraided them with their unbelief and hardness of heart, because they believed not those who had seen him after he had risen, Mar 16:14.

III. With a solemn assertion and attestation of these grounds and evidences of the Christian truth and doctrine. The apostles publish these assurances for our satisfaction: We bear witness, and show unto you, Jo1 1:2. That which we have seen and heard declare we unto you, Jo1 1:3. It became the apostles to open to the disciples the evidence by which they were led, the reasons by which they were constrained to proclaim and propagate the Christian doctrine in the world. Wisdom and integrity obliged them to demonstrate that it was not either private fancy or a cunningly-devised fable that they presented to the world. Evident truth would open their mouths, and force a public profession. We cannot but speak the things which we have seen and heard, Act 4:20. It concerned the disciples to be well assured of the truth of the institution they had embraced. They should see the evidences of their holy religion. It fears not the light, nor the most judicious examination. It is able to afford rational conviction and solid persuasion of mind and conscience. I would that you knew what great conflict (or concern of mind) I have for you, and for those at Laodicea, and for as many as have not seen my face in the flesh, that their hearts might be knit together in love, and unto all riches of full assurance of understanding, to the acknowledgment of the mystery of God, even of the Father, and of Christ, Col 2:1, Col 2:2.

IV. With the reason of the apostle's exhibiting and asserting this summary of sacred faith, and this breviate of evidence attending it. This reason is twofold: -

1.That the believers of it may be advanced to the same happiness with them (with the apostles themselves): That which we have seen and heard declare we unto you, that you may have fellowship with us, Jo1 1:3. The apostle means not personal fellowship nor consociation in the same church-administrations, but such as is consistent with personal distance from each other. It is communion with heaven, and in blessings that come thence and tend thither. "This we declare and testify, that you may share with us in our privileges and happiness." Gospel spirits (or those that are made happy by gospel grace) would fain have others happy too. We see, also, there is a fellowship or communion that runs through the whole church of God. There may be some personal distinctions and peculiarities, but there is a communion (or common participation of privilege and dignity) belonging to all saints, from the highest apostle to the lowest believer. As there is the same precious faith, there are the same precious promises dignifying and crowning that faith and the same precious blessings and glories enriching and filling those promises. Now that believers may be ambitious of this communion, that they may be instigated to retain and hold fast the faith that is the means of such communion, that the apostles also may manifest their love to the disciples in assisting them to the same communion with themselves, they indicate what it is and where it is: And truly our fellowship (or communion) is with the Father and his Son Jesus Christ. We have communion with the Father, and with the Son of the Father (as Jo2 1:3, he is most emphatically styled) in our happy relation to them, in our receiving heavenly blessings from them, and in our spiritual converse with them. We have now such supernatural conversation with God and the Lord Christ as is an earnest and foretaste of our everlasting abode with them, and enjoyment of them, in the heavenly glory. See to what the gospel revelation tends - to advance us far above sin and earth and to carry us to blessed communion with the Father and the Son. See for what end the eternal life was made flesh - that he might advance us to eternal life in communion with the Father and himself. See how far those live beneath the dignity, use, and end of the Christian faith and institution, who have not spiritual blessed communion with the Father and his Son Jesus Christ.

2.That believers may be enlarged and advanced in holy joy: And these things write we unto you that your joy may be full, Jo1 1:4. The gospel dispensation is not properly a dispensation of fear, sorrow, and dread, but of peace and joy. Terror and astonishment may well attend mount Sinai, but exultation and joy mount Zion, where appears the eternal Word, the eternal life, manifested in our flesh. The mystery of the Christian religion is directly calculated for the joy of mortals. It should be joy to us that the eternal Son should come to seek and save us, that he has made a full atonement for our sins, that he has conquered sin and death and hell, that he lives as our Intercessor and Advocate with the Father, and that he will come again to perfect and glorify his persevering believers. And therefore those live beneath the use and end of the Christian revelation who are not filled with spiritual joy. Believers should rejoice in their happy relation to God, as his sons and heirs, his beloved and adopted, - in their happy relation to the Son of the Father, as being members of his beloved body, and coheirs with himself, - in the pardon of their sins, the sanctification of their natures, the adoption of their persons, and the prospect of grace and glory that will be revealed at the return of their Lord and head from heaven. Were they confirmed in their holy faith, how would they rejoice! The disciples were filled with joy, and with the Holy Ghost, Act 13:52.

Matthew Henry (1662–1714) — Commentary on the Whole Bible. This section covers verses 1–4. Public domain.
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Clement of AlexandriaAD 215
From the Latin Translation of Cassiodorus
Chap. i. 1. "That which was from the beginning; which we have seen with our eyes; which we have heard."

Following the Gospel according to John, and in accordance with it, this Epistle also contains the spiritual principle.

What therefore he says, "from the beginning," the Presbyter explained to this effect, that the beginning of generation is not separated from the beginning of the Creator. For when he says, "That which was from the beginning," he touches upon the generation without beginning of the Son, who is co-existent with the Father. There was; then, a Word importing an unbeginning eternity; as also the Word itself, that is, the Son of God, who being, by equality of substance, one with the Father, is eternal and uncreate. That He was always the Word, is signified by saying, "In the beginning was the Word." But by the expression, "we have seen with our eyes," he signifies the Lord's presence in the flesh, "and our hands have handled," he says, "of the Word of life." He means not only His flesh, but the virtues of the Son, like the sunbeam which penetrates to the lowest places — this sunbeam coming in the flesh became palpable to the disciples. It is accordingly related in traditions, that John, touching the outward body itself, sent his hand deep down into it, and that the solidity of the flesh offered no obstacle, but gave way to the hand of the disciple.

"And our hands have handled of the Word of life;" that is, He who came in the flesh became capable of being touched. As also,

Ver. 2. "The life was manifested." For in the Gospel he thus speaks: "And what was made, in Him was life, and the life was the light of men." [John 1:3-4]

"And we show unto you that eternal life, which was with the Father, and was manifested unto you."

He signifies by the appellation of Father, that the Son also existed always, without beginning.

Ver. 5. "For God," he says, "is light."

He does not express the divine essence, but wishing to declare the majesty of God, he has applied to the Divinity what is best and most excellent in the view of men. Thus also Paul, when he speaks of "light inaccessible." [1 Timothy 6:16] But John himself also in this same Epistle says, "God is love:" [1 John 4:16] pointing out the excellences of God, that He is kind and merciful; and because He is light, makes men righteous, according to the advancement of the soul, through charity. God, then, who is ineffable in respect of His substance, is light.

"And in Him is no darkness at all,"— that is, no passion, no keeping up of evil respecting any one, [He] destroys no one, but gives salvation to all. Light moreover signifies, either the precepts of the Law, or faith, or doctrine. Darkness is the opposite of these things. Not as if there were another way; since there is only one way according to the divine precepts. For the work of God is unity. Duality and all else that exists, except unity, arises from perversity of life.
Augustine of HippoAD 430
Ten Homilies on 1 John 1
"That ye also," saith he, "may have fellowship with us." And what great matter is it to have fellowship with men? Do not despise it; see what he adds: "and our fellowship may be with God the Father, and Jesus Christ His Son. And these things," saith he, "we write unto you, that your joy may be full." Full joy he means in that fellowship, in that charity, in that unity.
Hilary of ArlesAD 449
INTRODUCTORY COMMENTARY ON 1 JOHN
The fullness of joy comes when we are in fellowship with the apostles, as well as of the Father, Son and Holy Spirit.
BedeAD 735
Commentary on the Catholic Epistles
And we write these things to you so that your joy may be complete. The joy of teachers is made complete when, through preaching, they lead many to the fellowship of the holy Church, and to the fellowship of God the Father and his Son Jesus Christ, through whom the Church is strengthened and grows. Hence also Paul says to those whom he instructed in the faith: Complete my joy by being of the same mind, having the same love, being in full accord and of one mind (Philippians II).
OecumeniusAD 990
Commentary on 1 John
And we declare to you eternal life, which was with the Father and was revealed to us. What we have seen and heard, we also declare to you, so that you may have fellowship with us, and our fellowship is with the Father and His Son Jesus Christ: And we write this to you, so that your joy may be complete.
"And we declare to you the life." Therefore, what we have seen, we also declare to you, John says. What is that? That he who is eternal life has been revealed to us, and we have become witnesses of him both before his crucifixion and after his resurrection. For he was indeed nailed to the cross in the flesh, and in that same flesh he rose again. And what profit do we bring you from this announcement? Namely, that just as we have taken you as partners [κοινωνοὺς] through the words of what we have seen and heard, so you may also be partners of the Father and of his Son Jesus Christ.
However, having seized this, let us be complete with joy as if united with God. Or because while you are participants with us, we have our joy to the fullest; which the joyful sower will establish for the reapers, rejoicing in what they may enjoy from their labors.
Theophylact of OhridAD 1107
COMMENTARY ON 1 JOHN
John says that having his hearers as fellow participants in the grace of eternal life will make him and the other disciples happy in the same way that a sower is happy to have the reapers alongside him on the day of harvest.
Source: Quotations drawn from early Church Fathers and historical Christian theologians (AD 100–1500). Some quotes address the surrounding passage context rather than this verse alone.
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