2 Corinthians 7:1 directly applies the command to separate: 'let us cleanse ourselves from every defilement' based on these promises.

In Revelation 18:4, 'Come out of her, my people' echoes the same OT separation command — a clear thematic and verbal parallel to Paul's call.

In Psalm 1:1-3, the blessed person avoids walking with sinners — a strong thematic parallel to Paul's command to separate from the unclean.

In Ezra 10:11, Ezra commands separation from foreign wives — a concrete call to separate from sin, echoing Paul's 'touch not the unclean thing'.

In Ezra 6:21, those who separated themselves from the filthiness of the nations to seek the Lord — a direct parallel to Paul's call to separate from the unclean.

In Isaiah 52:11, the same words 'touch no unclean thing; go out from her' are the OT source Paul is quoting — a direct citation.

Numbers 16:26 says 'depart...and touch nothing of theirs', closely echoing the separation and purity commands in this verse.

In Jeremiah 51:6, fleeing from Babylon to avoid her iniquity — a strong parallel to Paul's call to come out and be separate from sin's judgment.

In Acts 2:40, Peter urges 'save yourselves from this untoward generation' — a direct NT parallel to Paul's call to separate from the corrupt.

Psalm 141:4 prays not to be drawn into evil deeds with sinners, echoing the command to touch no unclean thing.

Leviticus 5:2 addresses unintentionally touching something unclean — the very concept Paul alludes to in 'touch no unclean thing.'

Proverbs 1:15 warns not to walk with sinners—a direct parallel to the call to come out and be separate.

Jeremiah 50:8 commands fleeing from Babylon, directly paralleling the call to 'come out' from uncleanness here.

Jeremiah 51:45 likewise urges God's people to leave Babylon to escape wrath, echoing the separation command here.

Zechariah 2:6 calls to flee from the north (Babylon), sharing the same exodus motif as this call to separate.

1 Corinthians 5:9 commands not to associate with fornicators, directly reinforcing the same separation principle Paul urges here.

In Philippians 2:15, believers are called to be blameless and shine as lights amid a crooked generation—echoing the separation from uncleanness commanded here.

In Colossians 1:13, God rescues us from darkness into Christ's kingdom—the divine action behind the call to separate from impurity.

In 1 Thessalonians 1:9, turning from idols to serve God is the practical outworking of the call to come out and be separate.

Hebrews 12:14 commands to strive for holiness without which no one will see the Lord—reinforcing the necessity of separation from uncleanness.

1 Peter 2:24 states Christ bore our sins so we might die to sins and live for righteousness—the gospel foundation for separating from uncleanness.

2 Peter 1:4 promises escape from worldly corruption and participation in divine nature—the goal and benefit of coming out from impurity.

1 John 5:21 directly commands 'keep yourselves from idols'—the same call as here to separate from what is unclean.

Exodus 33:16 emphasizes that God's presence distinguishes His people from all others — directly parallel to the call for separation here.

Psalm 26:4: the psalmist avoids sitting with deceitful men—clear parallel to Paul's call to separate from the unclean.

1 Kings 22:4: Jehoshaphat aligns with wicked Ahab—opposite of Paul's command to separate from unbelievers.

Leviticus 7:19 deals with meat that touches something unclean, reinforcing the purity laws behind the command here.

1 Samuel 15:6: Saul tells the Kenites to depart from among the Amalekites to avoid destruction—direct parallel to separating from the doomed.

1 Samuel 8:20 has Israel demanding to be like other nations—the opposite of Paul's call to come out and be separate.

In Leviticus 20:24, God separates Israel from peoples—a direct OT root for Paul's call to separate from unbelievers.

In Numbers 5:3, the unclean are removed from camp where God dwells—echoing the need to separate from defilement to be received by God.

In Numbers 35:34, defiling the land where God dwells is forbidden—Paul's call to separate maintains God's holy presence among believers.

In Numbers 25:2, Israel joins pagan sacrifices—the very mixing Paul warns against, urging separation from idolatry.

In Numbers 23:9, Israel dwells alone, separate from nations—Paul's 'come out from them' mirrors this distinctive separation.

In Numbers 19:11, touching a dead body brings uncleanness—specific instance of 'unclean thing' Paul warns against.

Proverbs 18:1 describes selfish isolation, contrasting with Paul’s call to separate for holiness, not self-interest.

Leviticus 11:3 defines clean animals for eating — related to purity laws but less direct than the unclean touch prohibition.

In Leviticus 11:24, touching unclean carcasses defiles—directly illustrating the 'touch no unclean thing' command for separation.

In Deuteronomy 10:8, the Levites are set apart for service to God—a model of separation for divine service that Paul applies to all believers.

In Numbers 6:8, the Nazirite is set apart as holy to the Lord—a voluntary separation pattern parallel to believers' holy separation.

Psalm 45:10: the bride is told to forget her people and father's house—parallel call to leave old associations for God.

Ezekiel 42:20 describes the temple wall separating holy from common, illustrating the principle of separation from uncleanness.

Deuteronomy 20:18 shows God commanding Israel to destroy pagan nations to avoid learning their abominations—parallel call to separate from unclean influences.

Joshua 6:18 warns against taking devoted things from Jericho, linking touch with defilement—parallel to Paul's command to avoid unclean things.

Proverbs 2:12 describes wisdom saving from wicked men, supporting the idea of separation from evil influences.

In Psalm 139:19, the psalmist calls for the wicked to be slain and distances himself from them—reinforcing the separation from unbelievers.