Deuteronomy 31:19

KJV

Now therefore write ye this song for you, and teach it the children of Israel: put it in their mouths, that this song may be a witness for me against the children of Israel.

KJV (with Strong's)

Now therefore write {H3789} ye this song {H7892} for you, and teach {H3925} it the children {H1121} of Israel {H3478}: put {H7760} it in their mouths {H6310}, that this song {H7892} may be a witness {H5707} for me against the children {H1121} of Israel {H3478}.

Complete Jewish Bible

"Therefore, write this song for yourselves, and teach it to the people of Isra'el. Have them learn it by heart, so that this song can be a witness for me against the people of Isra'el.

Berean Standard Bible

Now therefore, write down for yourselves this song and teach it to the Israelites; have them recite it, so that it may be a witness for Me against them.

American Standard Version

Now therefore write ye this song for you, and teach thou it the children of Israel: put it in their mouths, that this song may be a witness for me against the children of Israel.

Commentary

### SUMMARY
Deuteronomy 31:19 records a pivotal divine command to Moses and Joshua: to compose and diligently teach a specific song to the Israelites. This divinely inspired composition, later known as the Song of Moses, was designed for meticulous learning and perpetual recitation by the entire nation. Its profound and enduring purpose was to serve as an irrefutable, legal-like witness against the children of Israel, testifying to God's prior warnings and their anticipated future apostasy, thereby ensuring their accountability to the sacred covenant established with Yahweh.

### CONTEXT
* **Literary Context:** This verse is strategically placed at a momentous juncture within Deuteronomy, forming part of Moses' final instructions and farewell address before his impending death and Israel's long-awaited entry into the Promised Land. Chapters 29-30 meticulously detail the solemn renewal of the covenant in Moab, emphasizing the profound blessings contingent upon obedience and the severe curses for disobedience, culminating in an urgent call to choose life. Chapter 31 commences with God's commissioning of Joshua as Moses' successor and the solemn delivery of the Law to the Levitical priests for its sacred safekeeping. The divine mandate to write and teach this specific song immediately precedes the Song of Moses itself in [Deuteronomy 32](/deuteronomy/32 "Deuteronomy 32 - The Song of Moses"), serving as its foundational command and elucidating its critical purpose. This command profoundly underscores both the gravity of the covenant and God's sovereign foresight regarding Israel's future unfaithfulness, providing a divinely orchestrated mechanism for accountability.
* **Historical & Cultural Context:** The historical setting is the plains of Moab, positioned on the eastern bank of the Jordan River, as the Israelite nation stands poised to cross into the land of Canaan. This particular generation, having personally witnessed the arduous wilderness wanderings and the stark consequences of their parents' rebellion, is on the cusp of inheriting the land promised to their esteemed ancestors. In the ancient Near Eastern world, it was a deeply ingrained practice within treaties and covenants to incorporate provisions for witnesses—often inanimate objects, written documents, or even natural landmarks—to attest to the terms of an agreement and any subsequent breaches. The concept of a "song" functioning as a witness seamlessly aligns with this cultural norm, as songs were an exceptionally powerful and memorable medium for transmitting crucial information, preserving historical narratives, and conveying legal stipulations across generations in predominantly oral cultures. Through Moses, God institutes an ingenious mechanism to ensure that Israel's future disobedience could not be excused by ignorance, but would instead be met with an internal, self-incriminating testimony, deeply embedded within their communal memory.
* **Key Themes:** [Deuteronomy 31:19](/deuteronomy/31-19 "Deuteronomy 31:19 - The Song as a Witness") profoundly contributes to several overarching theological and narrative themes woven throughout Deuteronomy and the broader Pentateuch. Firstly, it powerfully highlights **Divine Foresight and Omniscience**, unequivocally demonstrating God's perfect and comprehensive knowledge of Israel's future spiritual decline and inevitable apostasy, even before they set foot in the promised land. This foreknowledge is not merely passive but active, informing His strategic commands. Secondly, the verse underscores the paramount **Importance of God's Word and its Preservation**, as the song becomes a divinely ordained means to embed truth, warning, and covenant stipulations into the very fabric of the nation's collective memory, thereby ensuring their accountability. This aligns seamlessly with the broader Deuteronomic emphasis on diligently teaching the Law to future generations, as seen in [Deuteronomy 6:7](/deuteronomy/6-7 "Deuteronomy 6:7 - Teach Your Children Diligently - The Shema"). Thirdly, the song functions as a **Covenant Witness and Legal Testimony**, emphasizing the solemnity, binding nature, and judicial implications of the covenant relationship between Yahweh and Israel. It serves as an internal "prosecutor" or enduring evidence against them, ensuring that their future actions will be judged against their own recited and internalized knowledge, as explicitly detailed in [Deuteronomy 32:46-47](/deuteronomy/32-46-47 "Deuteronomy 32:46-47 - The Song as a Witness for Life and Death").

### EXPOSITION AND ANALYSIS

#### Key Word Analysis
* **Write (Hebrew, _kâthab'_):** The Hebrew verb כָּתַב (_kâthab_) signifies to engrave, inscribe, or write. Here, it denotes the imperative for a permanent, authoritative inscription of the song. This command emphasizes the divine intention for the song's precise preservation, ensuring its accurate transmission through time, unlike a purely oral tradition which might be subject to alteration. The act of writing elevates the song to the status of a formal, enduring document, akin to the written Law itself, thereby lending it legal and prophetic weight.
* **Song (Hebrew, _shîyr'_):** The Hebrew term שִׁיר (_shîyr_) refers to a poetic composition, often intended for musical performance or rhythmic recitation. In this context, it transcends mere entertainment, serving as a didactic and prophetic oracle. This "song" is a meticulously crafted literary piece designed for memorization and communal recitation, functioning as a powerful mnemonic device for theological instruction and historical remembrance. Its purpose is the preservation and transmission of vital truth, articulating God's character, His unwavering faithfulness, and Israel's anticipated unfaithfulness, along with the inevitable consequences.
* **Witness (Hebrew, _ʻêd'_):** The Hebrew word עֵד (_ʻêd_) carries profound legal connotations, referring to a testimony, evidence, or an individual who provides testimony in a judicial setting. Here, the song itself is personified, acting as an irrefutable piece of evidence that will stand "against" the children of Israel. This implies that the song will serve as a perpetual, internal reminder of God's warnings and Israel's solemn covenant obligations, ensuring that their future disobedience cannot be attributed to ignorance or a lack of divine warning. It functions as a permanent, self-incriminating record of the divine-human agreement and its anticipated breach.

#### Verse Breakdown
* **"Now therefore write ye this song for you,"**: This is a direct, imperative divine command issued to Moses and Joshua (implied from the preceding verses, particularly [Deuteronomy 31:14](/deuteronomy/31-14 "Deuteronomy 31:14 - God Summons Moses and Joshua")). The command "write" (כִּתְבוּ, _kitvu_) underscores the critical importance of its permanent inscription, ensuring its accurate preservation for all generations. The phrase "for you" (לָכֶם, _lakhem_) suggests that this song is intended for the benefit and instruction of the entire community, to be deeply internalized and owned by the people, not merely an external legal document.
* **"and teach it the children of Israel:"**: The divine mandate extends beyond mere composition to active, diligent instruction. The imperative "teach" (לַמְּדֻהָ, _lammeduhah_) implies a thorough, repeated process of instruction, ensuring that the entire nation, especially the successive younger generations, would learn, comprehend, and retain the song's profound content. This highlights the paramount importance of oral tradition in ancient Israel and God's deliberate intention for His word to be deeply ingrained in the people's collective consciousness and memory.
* **"put it in their mouths,"**: This vivid and powerful idiom signifies complete internalization, ready articulation, and habitual recitation. It means the song should be so thoroughly memorized, understood, and assimilated that it becomes a natural and spontaneous part of their speech, thought, and communal life, readily available for recitation at any moment. This ensures its constant accessibility and pervasive presence, making it impossible for them to plausibly claim ignorance of its crucial message.
* **"that this song may be a witness for me against the children of Israel."**: This concluding clause reveals the ultimate, profound, and prophetic purpose of the song. It is to serve as a perpetual, irrefutable testimony from God ("for me") that stands "against" (בָּם, _bam_, literally "in them" or "against them") the Israelites. This "witness" anticipates their future apostasy and covenant infidelity, serving as an enduring reminder of God's foreknowledge and their inescapable accountability for breaking the covenant. It ensures that when they inevitably stray, the song itself will rise up as an irrefutable indictment, proving that they were comprehensively warned and fully knew the solemn consequences of their actions.

#### Literary Devices
Deuteronomy 31:19 masterfully employs several potent literary devices to convey its profound message. **Personification** is strikingly evident in the concept of the "song" acting as a "witness," imbuing an inanimate object with the active agency and judicial function of a legal accuser. This elevates the song beyond a mere composition to an active participant in God's righteous dealings with Israel. The phrase "put it in their mouths" is a powerful **idiom** or **metonymy**, where a physical action (placing something into the mouth) serves as a vivid representation of a deeper spiritual and intellectual internalization (thorough memorization, profound understanding, and ready articulation). This emphasizes the profound level of engagement and assimilation God expects with His divine word. Furthermore, the entire command functions as a clear instance of **Foreshadowing**, as it explicitly anticipates Israel's future disobedience and the subsequent, critical need for this song to serve as an enduring testimony against them. This prophetic element powerfully highlights God's omniscience and the predetermined, vital role of the song in the unfolding divine-human drama. The pervasive legalistic language of "witness" also introduces a compelling **legal metaphor**, framing the covenant relationship in terms of a binding agreement with clearly stipulated terms and inevitable consequences, where the song functions as an enduring, self-incriminating piece of evidence.

### THEOLOGICAL AND THEMATIC CONNECTIONS
Deuteronomy 31:19 profoundly illustrates God's unwavering commitment to His covenant, even in His divine foreknowledge of Israel's impending unfaithfulness. It reveals a God who meticulously provides ample warning and meticulously ensures accountability, thereby demonstrating His perfect justice in harmonious conjunction with His steadfast love and grace. The song serves as a tangible, divinely ordained expression of God's fervent desire for His people to remain in an enduring covenant relationship, providing a constant, internal reminder of their sacred obligations and the dire consequences of straying from His path. This divine strategy underscores the enduring power, absolute necessity, and living efficacy of God's word as a witness—not only to His immutable character and divine commands but also to humanity's inherent responsibility and accountability. It teaches us that God's truth is not merely for intellectual assent or academic study but for deep, transformative internalization, profoundly shaping our lives and serving as the ultimate standard by which we are held accountable before Him.

* [Psalm 119:105](/psalms/119-105 "Psalm 119:105 - God's Word as a Lamp and Light")
* [Isaiah 55:11](/isaiah/55-11 "Isaiah 55:11 - God's Word Will Not Return Empty")
* [Hebrews 4:12](/hebrews/4-12 "Hebrews 4:12 - The Living and Active Word of God")

### REFLECTION AND APPLICATION
Deuteronomy 31:19 offers a profoundly insightful lesson on the very nature of divine communication and the inherent reality of human accountability. Just as God meticulously commanded a specific song to be written and diligently taught to the Israelites as a perpetual, internal witness, so too has He graciously given us His complete, inspired, and infallible Word, the Bible, as a comprehensive witness to His majestic character, His sovereign will, and His glorious redemptive plan for humanity. This verse challenges each of us to deeply consider the true depth of our engagement with Holy Scripture. Are we merely reading it superficially, or are we earnestly allowing it to be "put in our mouths"—meaning, are we internalizing, memorizing, meditating upon, and allowing it to become a living, transformative part of our daily lives and deepest convictions? The Song of Moses served as a stark reminder of Israel's covenant obligations and the inevitable consequences of disobedience. For us today, God's inspired Word serves as an infallible guide for righteous living, an inexhaustible source of comfort and wisdom, and a prophetic warning against straying from His perfect path. It powerfully reminds us that our knowledge of God's truth brings with it a profound and inescapable responsibility. We are unequivocally called not only to hear but to heed, not only to read but to live by every word, so that the Word becomes a faithful witness *for* us, guiding us in steadfast faithfulness and true righteousness, rather than a condemning witness *against* us in future judgment.

#### Questions for Reflection
* **How deeply have I truly internalized God's Word, allowing it to be "put in my mouth" and become a natural, spontaneous part of my thoughts, speech, and actions?**
* **In what tangible ways does God's living Word currently serve as a "witness" in my life today, both convicting me of sin and guiding me toward righteousness and spiritual growth?**
* **What specific, practical steps can I commit to taking to more diligently "teach" God's profound truth to the next generation, ensuring its enduring presence and transformative power in their lives?**

### FAQ

**Why did God command a "song" specifically, rather than just another written law or warning?**

Answer: God commanded a song for several profoundly strategic reasons, leveraging the unique, inherent properties of music and poetry within ancient oral cultures. Songs are intrinsically memorable, rhythmic, and easily transmitted across generations, making them an unparalleled medium for embedding crucial truths, warnings, and historical narratives deep within a community's collective memory. Unlike a dry, static legal text, a song could be sung, recited, and passed down through communal gatherings and daily life, thereby becoming a living, dynamic part of their cultural and spiritual heritage. This ensured that the profound message of God's covenant, His unwavering faithfulness, and Israel's anticipated unfaithfulness would not be forgotten, even if written texts were lost, ignored, or became inaccessible. The emotional resonance and communal nature of song also meant it could evoke deeper reflection, conviction, and serve as a more potent "witness" when the people eventually strayed, powerfully reminding them of the very words they had sung and heard from childhood. The full content of this divinely ordained song is found in [Deuteronomy 32](/deuteronomy/32 "Deuteronomy 32 - The Song of Moses"), demonstrating its comprehensive theological, historical, and prophetic scope.

### CHRIST-CENTERED FULFILLMENT
Deuteronomy 31:19, with its profound emphasis on a divinely commanded song serving as a witness against a disobedient Israel, finds its ultimate and most profound Christ-centered fulfillment in the New Testament. The Old Covenant Law, including this prophetic song, served as a "tutor" or "guardian" (παιδαγωγός, _paidagogos_) to lead humanity to Christ, meticulously revealing humanity's inherent inability to perfectly keep God's righteous commands and thereby highlighting the desperate need for a Savior (cf. [Galatians 3:24](/galatians/3-24 "Galatians 3:24 - The Law as a Guardian Leading to Christ")). While the Song of Moses testified to Israel's inevitable failure and the dire consequences of their sin, Jesus Christ stands as the ultimate, perfect, and faithful "witness" (cf. [Revelation 1:5](/revelation/1-5 "Revelation 1:5 - Jesus, the Faithful Witness")), not against humanity in condemnation, but *for* humanity in glorious redemption. He is the living Word of God made flesh (cf. [John 1:14](/john/1-14 "John 1:14 - The Word Became Flesh and Dwelt Among Us")), who perfectly fulfilled every demand of the Law and bore its curses on the cross, thereby irrevocably removing the "certificate of debt" that stood as a witness against us, which was our sin (cf. [Colossians 2:14](/colossians/2-14 "Colossians 2:14 - Cancellation of the Certificate of Debt")). Through His unparalleled atoning sacrifice, the condemnation that the Law and its warnings (like this song) pointed to is fully satisfied and eternally removed. Now, the "new song" sung by the redeemed in Christ (cf. [Revelation 5:9](/revelation/5-9 "Revelation 5:9 - The New Song of Redemption")) is one of triumphant praise for God's boundless salvation found exclusively in Christ—a testament not to our failure, but to His triumphant grace, perfect faithfulness, and eternal victory.

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

Deuteronomy 6:7

And thou shalt teach them diligently unto thy children, and shalt talk of them when thou sittest in thine house, and when thou walkest by the way, and when thou liest down, and when thou risest up.

Deuteronomy 31:21

And it shall come to pass, when many evils and troubles are befallen them, that this song shall testify against them as a witness; for it shall not be forgotten out of the mouths of their seed: for I know their imagination which they go about, even now, before I have brought them into the land which I sware.

Deuteronomy 31:22

¶ Moses therefore wrote this song the same day, and taught it the children of Israel.

Deuteronomy 31:26

Take this book of the law, and put it in the side of the ark of the covenant of the LORD your God, that it may be there for a witness against thee.

Deuteronomy 31:30

And Moses spake in the ears of all the congregation of Israel the words of this song, until they were ended.

Deuteronomy 32:45

And Moses made an end of speaking all these words to all Israel:

Deuteronomy 4:9

Only take heed to thyself, and keep thy soul diligently, lest thou forget the things which thine eyes have seen, and lest they depart from thy heart all the days of thy life: but teach them thy sons, and thy sons' sons;