Ephesians 3:4

KJV

Whereby, when ye read, ye may understand my knowledge in the mystery of Christ)

KJV (with Strong's)

Whereby {G4314}{G3739}, when ye read {G314}, ye may {G1410} understand {G3539} my {G3450} knowledge {G4907} in {G1722} the mystery {G3466} of Christ {G5547})

Complete Jewish Bible

and if you read what I have written, you will grasp how I understand this secret plan concerning the Messiah.

Berean Standard Bible

In reading this, then, you will be able to understand my insight into the mystery of Christ,

American Standard Version

whereby, when ye read, ye can perceive my understanding in the mystery of Christ;

Commentary

### SUMMARY
Ephesians 3:4 serves as a crucial clarification from the Apostle Paul, assuring his readers that his written communication provides the necessary insight to comprehend the profound spiritual truths God has revealed to him. Following his declaration that the "mystery" was made known to him by divine revelation, Paul emphasizes that diligent engagement with his letter will enable believers to grasp the depth of his divinely-imparted understanding concerning the previously hidden plan of God centered in Christ.

### CONTEXT
* **Literary Context:** This verse is deeply embedded within Paul's discourse on the "mystery of Christ," which begins in [Ephesians 3:3](/ephesians/3-3 "Ephesians 3:3 - The Revelation of the Mystery"). Having stated that this mystery was revealed to him, Paul immediately assures his readers in [Ephesians 3:4](/ephesians/3-4 "Ephesians 3:4 - Understanding Paul's Knowledge") that by reading his letter, they will gain a corresponding understanding of this revelation. The preceding chapter, [Ephesians 2](/ephesians/2 "Ephesians 2 - From Death to Life and Unity in Christ"), lays the theological groundwork by explaining how both Jews and Gentiles, once alienated from God, have been brought near and reconciled to God and to one another in Christ, forming one new humanity. Thus, [Ephesians 3:4](/ephesians/3-4 "Ephesians 3:4 - Understanding Paul's Knowledge") functions as a bridge, connecting Paul's personal reception of divine truth to its communal comprehension by the church, underscoring the purpose of his apostolic writing.
* **Historical & Cultural Context:** Paul's letters were not merely personal correspondence but authoritative theological treatises intended for public reading and instruction within the early Christian communities. In a world where scrolls were read aloud and often copied, the act of "reading" (ἀναγινώσκω, *anaginṓskō*) implied communal engagement with the text. The church in Ephesus, a bustling Roman provincial capital and a center of diverse religious practices and philosophical thought, would have been particularly in need of clear, authoritative teaching to counter syncretism and internal divisions. Paul, as the designated [apostle to the Gentiles](/romans/11-13 "Romans 11:13 - Paul, Apostle to the Gentiles"), was uniquely positioned to articulate the implications of the Gospel for a multi-ethnic church. His written word served as a vital means of establishing sound doctrine and fostering unity among believers who came from vastly different backgrounds, ensuring that the revealed mystery was not misunderstood or distorted.
* **Key Themes:** [Ephesians 3:4](/ephesians/3-4 "Ephesians 3:4 - Understanding Paul's Knowledge") powerfully contributes to several overarching themes in Ephesians and Pauline theology. Firstly, it highlights the theme of **Divine Revelation and Human Comprehension**. Paul’s "knowledge" is not a product of human ingenuity but a direct, divinely-imparted revelation, yet it is intended to be fully grasped by the human mind through diligent study of his inspired writings. Secondly, the verse centers on **The "Mystery of Christ,"** which is the core subject of Paul's revelation. This mystery, previously hidden but now disclosed, is the astonishing truth that Gentiles are fellow-heirs, members of the same body, and partakers of God's promise in Christ Jesus through the gospel, as articulated in [Ephesians 3:6](/ephesians/3-6 "Ephesians 3:6 - Gentiles as Fellow Heirs"). This theme underscores God's expansive redemptive plan, breaking down the dividing wall of hostility ([Ephesians 2:14](/ephesians/2-14 "Ephesians 2:14 - Christ Our Peace")). Lastly, the verse reinforces the theme of **Apostolic Authority and the Clarity of the Gospel**. Paul's confidence that his readers *will* understand his knowledge validates his apostolic commission and the inherent clarity of the Gospel message when properly presented and diligently received. His writing is a reliable conduit for God's revealed will, enabling the church to grow in unity and maturity ([Ephesians 4:13](/ephesians/4-13 "Ephesians 4:13 - Unity in the Faith")).

### EXPOSITION AND ANALYSIS

#### Key Word Analysis
* **read (Greek, _anaginṓskō'_):** From *anaginṓskō* (G314), meaning "to know again, i.e. (by extension) to read." This term implies not merely a superficial glance but an act of recognition and comprehension through reading. It suggests a process of engaging with the text to gain understanding, indicating that Paul expected his letter to be carefully studied and absorbed by the Ephesian believers, leading to a deeper grasp of its content.
* **understand (Greek, _noiéō'_):** From *noiéō* (G3539), meaning "to exercise the mind (observe), i.e. (figuratively) to comprehend, heed." This word denotes a mental act of perception and comprehension, going beyond mere recognition of words to a true grasp of their meaning and implications. It signifies an active engagement of the intellect to process and assimilate the information, leading to genuine insight into Paul's message.
* **mystery (Greek, _mystḗrion'_):** From *mystḗrion* (G3466), meaning "a secret or 'mystery' (through the idea of silence imposed by initiation into religious rites)." In the New Testament, *mystḗrion* does not refer to something incomprehensible or enigmatic, but rather a divine truth previously hidden or unrevealed, which God has now chosen to disclose. Here, it refers specifically to God's redemptive plan to unite Jews and Gentiles in Christ, a truth that was not fully understood in previous ages but is now openly declared through the gospel.

#### Verse Breakdown
* **"Whereby, when ye read":** This phrase establishes the means by which understanding is to be attained. "Whereby" (δι᾽ οὗ, *di' hou*) refers back to the preceding declaration of the mystery being made known to Paul by revelation ([Ephesians 3:3](/ephesians/3-3 "Ephesians 3:3 - The Revelation of the Mystery")). The act of "reading" (ἀναγινώσκω, *anaginṓskō*) implies engaging with Paul's written words, specifically this epistle. It underscores the importance of written scripture as a vehicle for divine truth and the expectation that the recipients would diligently study it.
* **"ye may understand":** This clause highlights the intended outcome of their reading. The Greek verb *dýnamai* (G1410, "may") indicates possibility and ability, suggesting that the readers are empowered to comprehend Paul's message. The verb "understand" (νοέω, *noiéō*) signifies a deep mental grasp and perception, not just superficial recognition. It implies that Paul's writing is clear and accessible enough to convey profound spiritual truths, enabling the readers to truly comprehend the revelation.
* **"my knowledge":** This refers to Paul's personal, divinely-imparted insight and understanding. This "knowledge" (σύνεσις, *sýnesis*, G4907, "intelligence or the intellect") is not a product of human wisdom or speculation, but a direct revelation from God concerning His eternal plan. Paul is communicating the specific insights he has received, acting as a faithful steward of God's mysteries.
* **"in the mystery of Christ":** This specifies the content or subject of Paul's knowledge. The "mystery of Christ" (μυστήριον τοῦ Χριστοῦ, *mystḗrion tou Christoú*) is the central theme, referring to God's previously hidden plan to unite all things in Christ, particularly the inclusion of Gentiles as co-heirs with Israel in the church, forming one body. This phrase emphasizes that all of Paul's understanding and the revelation he received are ultimately centered on the person and work of Christ.

#### Literary Devices
Paul employs several literary devices in [Ephesians 3:4](/ephesians/3-4 "Ephesians 3:4 - Understanding Paul's Knowledge") to convey his message effectively. The verse demonstrates **Apostolic Authority**, as Paul confidently asserts that his readers *will* understand his knowledge, implying that his writings are a reliable and authoritative source of divine truth. This is coupled with a **Didactic Tone**, as the primary purpose of the verse, and indeed the letter, is to instruct and enlighten the Ephesian believers. There is also an **Implied Audience Engagement**, as the phrase "when ye read" (ἀναγινώσκω, *anaginṓskō*) directly addresses and anticipates the active participation of the readers in absorbing the message. Finally, the verse functions as a concise statement of **Purpose**, clearly outlining the objective of Paul's communication: to enable the church to comprehend the profound **Revelation** of the "mystery of Christ" that God has entrusted to him.

### THEOLOGICAL AND THEMATIC CONNECTIONS
Ephesians 3:4 underscores the profound accessibility of divine truth through inspired Scripture, emphasizing that God desires His people to comprehend His redemptive plan. Paul's confidence in his readers' ability to "understand my knowledge" highlights the Holy Spirit's role in illuminating the minds of believers, enabling them to grasp truths that are otherwise hidden. This verse connects to the broader theological concept of the church as the steward of God's revealed mysteries, called not only to receive but also to proclaim these truths. It affirms that the written Word of God is a clear and sufficient means for believers to grow in their understanding of Christ and His unified body, transcending previous divisions and embracing the fullness of God's grace for all humanity.

* [Colossians 1:26-27](/colossians/1-26-27 "Colossians 1:26-27 - The Mystery Revealed in Christ")
* [1 Corinthians 2:7-10](/1_corinthians/2-7-10 "1 Corinthians 2:7-10 - God's Wisdom Revealed by the Spirit")
* [2 Timothy 3:16-17](/2_timothy/3-16-17 "2 Timothy 3:16-17 - All Scripture is God-breathed")

### REFLECTION AND APPLICATION
Ephesians 3:4 serves as a powerful encouragement for believers today to engage diligently with the inspired Word of God. Just as Paul intended for the Ephesians to grasp his divinely-given insights by reading his letter, so too can we gain profound "knowledge in the mystery of Christ" by immersing ourselves in the Scriptures. This verse reminds us that God desires us to comprehend His redemptive plan, particularly His inclusive love for all humanity and the unity He establishes among diverse peoples in the body of Christ. It calls us to move beyond superficial reading to deep study, allowing the Holy Spirit to illuminate our minds and transform our understanding. As we comprehend the "mystery of Christ" more fully, we are better equipped to live out its implications—fostering unity, embracing diversity, and participating in God's mission to reconcile all things to Himself.

#### Questions for Reflection
* **How does my current engagement with Scripture reflect a desire to "understand Paul's knowledge in the mystery of Christ"?**
* **In what ways does understanding the "mystery of Christ" (the unity of Jew and Gentile in the church) impact my view of diversity within the body of Christ today?**
* **What practical steps can I take to move from merely "reading" to truly "understanding" God's Word more deeply?**

### FAQ

**What is the "mystery of Christ" Paul refers to in Ephesians 3:4?**

Answer: The "mystery of Christ" (μυστήριον τοῦ Χριστοῦ) that Paul refers to in [Ephesians 3:4](/ephesians/3-4 "Ephesians 3:4 - Understanding Paul's Knowledge") is not a riddle or an enigma in the modern sense, but a divine truth previously hidden or not fully revealed, which God has now chosen to disclose. In the context of Ephesians, this mystery is specifically the astonishing truth that Gentiles, who were once alienated from God's covenants and promises to Israel, are now made fellow-heirs, members of the same body, and partakers of God's promise in Christ Jesus through the Gospel ([Ephesians 3:6](/ephesians/3-6 "Ephesians 3:6 - Gentiles as Fellow Heirs")). This profound unity between Jews and Gentiles in one new humanity, with Christ as the cornerstone, was God's eternal purpose, now unveiled through the work of Christ and proclaimed by the apostles and prophets ([Ephesians 2:11-22](/ephesians/2-11-22 "Ephesians 2:11-22 - Christ Our Peace and the New Humanity")).

**How does reading Paul's letter lead to understanding this mystery?**

Answer: Reading Paul's letter leads to understanding this mystery because his writings are divinely inspired and serve as the authoritative revelation of God's truth. Paul himself received this mystery "by revelation" ([Ephesians 3:3](/ephesians/3-3 "Ephesians 3:3 - The Revelation of the Mystery")), and his purpose in writing is to clearly articulate what he has been shown. The act of "reading" (ἀναγινώσκω, *anaginṓskō*) implies diligent study and engagement with the text, which, coupled with the illumination of the Holy Spirit, enables believers to comprehend the profound spiritual insights. It's not just about intellectual assent, but a spiritual apprehension of truth. Just as the Spirit reveals truth to the apostles ([1 Corinthians 2:10](/1_corinthians/2-10 "1 Corinthians 2:10 - The Spirit Reveals Deep Things of God")), He also enables believers to understand the Spirit-inspired words written by the apostles, leading to a deeper "knowledge" (σύνεσις, *sýnesis*) of God's plan in Christ.

### CHRIST-CENTERED FULFILLMENT
Ephesians 3:4, with its emphasis on understanding "my knowledge in the mystery of Christ," finds its ultimate fulfillment and meaning in Jesus Christ Himself. Christ is not merely the subject of the mystery but its very embodiment and the means of its revelation. The "mystery" of God's plan to unite all things, particularly Jew and Gentile, in one body is fully realized in His person and work. It is through Christ's atoning sacrifice on the cross that the dividing wall of hostility was broken down ([Ephesians 2:14](/ephesians/2-14 "Ephesians 2:14 - Christ Our Peace, Breaking Down Walls")), creating one new humanity. Furthermore, Christ is the very source of all wisdom and knowledge; in Him "are hidden all the treasures of wisdom and knowledge" ([Colossians 2:2-3](/colossians/2-2-3 "Colossians 2:2-3 - Christ, in whom are hidden all treasures of wisdom and knowledge")). Therefore, Paul's "knowledge" is not his own invention but a divinely imparted insight into the eternal purpose of God accomplished in Christ ([Ephesians 1:9-10](/ephesians/1-9-10 "Ephesians 1:9-10 - The Mystery of God's Will in Christ")). The ability of believers to "understand" this mystery by reading Paul's words is a testament to the Spirit of Christ illuminating their minds, drawing them into a deeper apprehension of the one in whom all things hold together and find their meaning.

Note: Commentary is generated by AI with a directive for Biblical fidelity. Always rely on the Holy Spirit for discernment. The Scripture text and cross-references are from verified, non-AI sources.

Cross-References

1 Corinthians 4:1

¶ Let a man so account of us, as of the ministers of Christ, and stewards of the mysteries of God.

Colossians 4:3

Withal praying also for us, that God would open unto us a door of utterance, to speak the mystery of Christ, for which I am also in bonds:

2 Corinthians 11:6

But though [I be] rude in speech, yet not in knowledge; but we have been throughly made manifest among you in all things.

1 Timothy 3:16

And without controversy great is the mystery of godliness: God was manifest in the flesh, justified in the Spirit, seen of angels, preached unto the Gentiles, believed on in the world, received up into glory.

1 Corinthians 2:6

¶ Howbeit we speak wisdom among them that are perfect: yet not the wisdom of this world, nor of the princes of this world, that come to nought:

1 Corinthians 2:7

But we speak the wisdom of God in a mystery, [even] the hidden [wisdom], which God ordained before the world unto our glory:

Ephesians 5:32

This is a great mystery: but I speak concerning Christ and the church.