In Deuteronomy 11:18, this command is repeated nearly verbatim: 'lay up these words in your heart' — reinforcing the same imperative.

In Deuteronomy 32:46, Moses urges Israel to 'take to heart all the words' — a parallel call to internalize God's commands.

Deuteronomy 11:13 echoes the Shema: obeying God's commands requires loving Him with all your heart — the same heart where these words must dwell.

Deuteronomy 17:19 instructs the king to read the law daily so he may follow it — a practical outworking of having God's words on the heart.

Deuteronomy 5:10 promises God's love to those who keep His commandments — reinforcing the importance of obedience that flows from having them on the heart.

Deuteronomy 31:12 commands public reading so all may learn God's words — a communal counterpart to personally having them on the heart.

Colossians 3:16 exhorts letting the word of Christ dwell richly, the NT equivalent of having commands on the heart.

In Proverbs 3:1-3, the son is told to keep commandments in his heart, mirroring Deuteronomy 6:6's instruction.

Proverbs 7:3 also commands writing God's words on the tablet of the heart, mirroring the internalization command here.

In Psalm 119:11, the psalmist stores up God's word in his heart to avoid sin — a direct expression of Deuteronomy 6:6's purpose.

Isaiah 51:7 describes those with God's law in their heart as a mark of righteousness, echoing the same heart-based obedience.

In Psalm 40:8, the psalmist declares God's law is within his heart, delighting to do His will — a personal application of the command.

In Psalm 37:31, the righteous have God's law in their heart, resulting in steadfast steps — embodying the result of Deuteronomy 6:6.

Jeremiah 31:33 promises God will write His law on hearts, fulfilling the ideal of having commands within as commanded here.

Luke 8:15 describes holding the word in an honest heart, directly paralleling the command to have words on the heart.

2 Corinthians 3:3 contrasts stone tablets with hearts, showing the Spirit writes God's law on human hearts, fulfilling internalization.

John 5:38 contrasts having God's word abiding in you versus not—Jesus states the opposite of what Deuteronomy 6:6 commands.

John 15:7 promises answered prayer if Christ's words abide in you—a NT parallel to the OT command of keeping God's words on the heart.

Proverbs 4:4 explicitly says 'let your heart hold fast my words'—nearly identical to the charge to keep these commands on your heart.

Numbers 15:39 reinforces the same principle: God's commands must be remembered and obeyed, here through tassels as a physical reminder.

Proverbs 3:21 urges keeping sound wisdom and discretion in sight—similar to the command here to hold God's words in the heart.

Psalm 119:97 expresses love for God's law and meditation on it all day—a strong parallel to having these words on one's heart continually.

In Job 22:22, the same command to receive instruction and lay up God's words in the heart echoes the internalization call here.

Joshua 22:5 repeats the Shema's call to love and serve God with all your heart — the same heart that must hold His words according to Deuteronomy 6:6.

Joshua 1:8 calls for constant meditation on the Law — the same internalization commanded in Deuteronomy 6:6, now applied to Joshua's leadership.

1 Kings 8:48 describes repentance with all heart — a demonstration of the wholehearted devotion required by the command in Deuteronomy 6:6.

In Psalm 119:98, God's commandment is 'ever with me,' making the psalmist wise — an outcome of keeping words in heart.

Psalm 103:18 describes those who keep God's covenant and remember his commandments—a parallel to the heart-centered obedience commanded here.

2 Chronicles 17:9 shows the Law being publicly taught — a method to ensure God's words become known and internalized, as commanded in Deuteronomy 6:6.

Exodus 13:9 requires the law as a sign on hand and between eyes—a different method but same purpose of remembrance and internalization.