Revelation 9:21 lists the specific sins they did not repent of — murder, sorcery, etc. — expanding on the unrepentance stated in 9:20.

In Revelation 22:15, idolaters are listed among those excluded from the New Jerusalem—the same sin that Revelation 9:20 says people persist in.

In Revelation 22:9, the angel commands 'Worship God!'—directly opposing the demon and idol worship described in Revelation 9:20.

In Revelation 13:4, people worship the dragon and beast—paralleling the demon worship in Revelation 9:20 as another instance of false worship.

In Revelation 2:5, Jesus calls the Ephesian church to repent—contrasting with Revelation 9:20's description of people who refuse to repent.

In Revelation 16:9, the plague victims refuse to repent—identical hardening as the unrepentant in Revelation 9:20.

In Revelation 12:9, Satan is the deceiver who leads the world astray—the source behind the demon worship mentioned in Revelation 9:20.

In Revelation 2:21, Jezebel refuses to repent despite God giving her time — same stubborn impenitence as those here who faced plagues.

Revelation 16:8 shows another plague — scorching heat — yet people still don't repent, continuing the pattern of impenitence seen here.

Revelation 2:22 warns of judgment unless they repent — here judgment comes as plagues, yet they still don't repent.

Jeremiah 10:15 declares idols worthless and objects of mockery — reinforcing Rev 9:20's condemnation of those who worship them.

In Acts 19:26, Paul declares 'gods made with hands are not gods' — echoing the same critique of handmade idols.

Jeremiah 25:6 warns against provoking God with the work of your hands—idolatry that echoes Revelation's language.

Jeremiah 44:8 repeats the phrase 'works of your hands' in the context of burning incense to other gods—identical theme.

Jeremiah 51:17 directly describes idols of gold and silver with no breath — the same foolish idolatry condemned in Revelation 9:20.

Daniel 5:23 rebukes Belshazzar for worshiping gods of gold, silver, bronze, etc., that cannot see, hear, or know — identical to the idol list in Revelation 9:20.

In 1 Corinthians 10:21, the contrast between the Lord's table and the table of demons reinforces the demonic nature of idol worship.

Habakkuk 2:18-20 mocks idols made by human hands that have no breath — directly parallels the lifeless idols worshiped in Revelation 9:20.

In 1 Corinthians 10:20, Paul explicitly states pagan sacrifices are offered to demons — directly linking idolatry to demon worship.

Romans 1:21-23 describes people exchanging God's glory for idol images — the same sinful refusal to honor God despite plagues in Revelation 9:20.

In Acts 7:41, the golden calf is called 'the work of their hands' — the same phrase describing idolatrous worship here.

Acts 17:29 argues God is not like gold, silver, or stone shaped by human art — the same critique of idolatry seen in Revelation 9:20.

Jeremiah 10:9 describes idols as work of skilled craftsmen — parallel to Rev 9:20's 'work of their hands'.

Leviticus 17:7 explicitly forbids sacrificing to goat demons—the same demon worship condemned in Revelation.

Deuteronomy 31:29 uses the same phrase 'work of your hands' for idolatry, connecting the idol worship here to Moses' warning.

Deuteronomy 32:17 describes Israel sacrificing to demons—a direct OT parallel to the demon worship here.

2 Kings 22:17 uses 'work of their hands' for idolatry that provokes God's wrath—the same phrase echoes in Revelation.

2 Chronicles 34:25 repeats the same 'work of their hands' idolatry and divine wrath—identical to 2 Kings 22:17.

Psalm 106:37 condemns sacrificing children to demons—the same demon worship referenced in Revelation.

In Psalm 115:4-8, idols are described with eyes, ears, hands that cannot function — the exact description used here for the statues people worship.

In Psalm 135:15-18, idols lack breath and their makers become like them — reinforcing the futility of idol worship seen here.

Isaiah 2:8 depicts bowing to idols made by human hands—the same 'work of their hands' idolatry as here.

Isaiah 42:17 describes the shame of those who trust in idols — directly reinforcing the judgment on idolaters in Rev 9:20.

Isaiah 44:9-20 mocks idol makers who use wood for fuel and worship — a classic OT polemic that Rev 9:20 echoes regarding idols of wood, stone, etc.

Isaiah 46:5-7 shows idols set in place that cannot answer — directly paralleling Rev 9:20's description of idols that cannot see, hear, or walk.

Jeremiah 5:3 describes people struck down who refuse correction — directly parallels the refusal to repent here despite divine judgment.

Jeremiah 10:3-5 describes idols that cannot speak, walk, or do good — exactly the same helplessness highlighted in Rev 9:20.

Jeremiah 10:14 says idols have no breath in them — directly paralleling Rev 9:20's lifeless idols that cannot see, hear, or walk.

In Romans 1:23, Paul describes exchanging God's glory for images—the same idolatry of created things that Revelation 9:20 condemns as unrepented.

Ezekiel 20:32 mentions serving 'wood and stone' idols — the very phrase echoed in Revelation 9:20's list, showing persistent idolatry.

Matthew 11:20 records Jesus denouncing towns that did not repent despite miracles — paralleling Revelation 9:20 where plagues still fail to produce repentance.

Haggai 2:17 says God struck with blight and hail yet they did not return — identical to Revelation 9:20's refrain of plagues without repentance.

Amos 4:11 says God overthrew cities like Sodom yet they did not return — echoing Revelation 9:20's theme of plagues not leading to repentance.

Amos 4:6 describes God sending famine but Israel did not return to Him — the same pattern of judgment without repentance in Revelation 9:20.

Daniel 12:10 says the wicked will continue in wickedness — matching Revelation 9:20's depiction of people refusing to repent despite judgment.

Daniel 5:4 lists idols of gold, silver, bronze, iron, wood and stone — the same catalogue of materials Revelation 9:20 says people refused to abandon.

Jeremiah 2:30 describes God striking Israel in vain as they accepted no correction — the same stubborn refusal to repent despite plagues in Revelation 9:20.

Exodus 20:4 commands not making graven images — Revelation 9:20 describes people violating this by worshiping such idols. Direct law and violation connection.

In 1 Timothy 4:1, Paul warns of 'teachings of demons' leading people astray — a parallel to the demon worship described here.

Exodus 10:27 shows God hardening Pharaoh's heart so he refuses to repent — parallels the hardened refusal to repent in Revelation 9:20 despite plagues.

Jeremiah 8:4-5 laments Israel's refusal to return to God — same stubborn backsliding as those who did not repent here.

In Isaiah 40:20, the idol is set up so it will not move — highlighting its lifelessness, similar to the statues that cannot see or walk.

In Isaiah 40:19, the crafting of an idol from gold and silver is mocked — illustrating the emptiness of 'the work of their hands'.

2 Chronicles 28:22 shows Ahaz becoming more faithless under distress — parallel to those here who still refuse to repent after plagues.

Matthew 21:32 also describes people who did not repent—there rejecting John's message, here refusing to turn from idolatry and sin.