2 Peter 2:9 summarizes: God keeps the unrighteous under punishment until judgment – directly echoing the angels' fate in verse 4.

In 2 Peter 2:5, the same pattern continues: God did not spare the ancient world, only preserving Noah. This reinforces the argument that divine judgment is certain.

2 Peter 2:17 applies the same 'gloom of darkness' reserved for fallen angels to false teachers — linking their judgment.

In 2 Peter 2:11, good angels refrain from slandering, contrasting with the fallen angels' condemnation in verse 4.

Matthew 8:29 shows demons begging Jesus not to torment them 'before the time,' reflecting the reserved judgment of angels here.

Romans 8:32 uses the same phrase 'did not spare' but for God giving His Son, contrasting judgment with salvation.

Luke 10:18 records Jesus seeing Satan fall from heaven, directly connecting to the judgment of fallen angels.

Romans 11:21 says God did not spare natural branches, applying the same logic to warn Gentile believers.

Luke 8:31 mentions the abyss that demons fear, corresponding to the 'chains of gloomy darkness' as their confinement here.

Mark 5:7 shows a demon begging Jesus not to torment him, echoing the expectation of judgment for fallen angels here.

Matthew 25:41 mentions eternal fire prepared for the devil and his angels, the same destiny as the angels punished here.

Jude 1:6 nearly identically describes angels who left their proper dwelling kept in chains for judgment, confirming the same tradition.

Jude 1:13 speaks of 'gloom of utter darkness' reserved for false teachers – mirrored in the 'chains of darkness' for fallen angels in 2 Peter 2:4.

Revelation 12:7-9 describes war in heaven and the devil with his angels being thrown down, paralleling the casting down of angels here.

Revelation 20:2 shows Satan bound for a thousand years, similar to the binding of fallen angels in chains here.

In Revelation 20:3, Satan is bound in the abyss – a parallel to the angels cast into Tartarus in 2 Peter 2:4, both awaiting final judgment.

Revelation 20:10 shows the final lake of fire judgment, fulfilling the 'kept until judgment' of 2 Peter 2:4.

Luke 12:5 speaks of God's authority to 'cast into hell' — the same divine power to consign beings to punishment seen here.

1 Timothy 5:21 mentions 'elect angels' who remain faithful — contrasting with the fallen angels in chains here.

1 Corinthians 6:3 reveals that believers will judge the fallen angels mentioned here — linking their condemnation to our future role.

Ezekiel 28:15 describes a perfect created being who fell into iniquity — a typological parallel to the angels who sinned in 2 Peter 2:4.

Matthew 22:13's 'outer darkness' directly parallels the 'chains of deepest darkness' as the punishment for the angels.

Matthew 8:12 describes being cast into outer darkness — parallel to the darkness and judgment of fallen angels in 2 Peter 2:4.

Isaiah 14:12 describes the fall of the Day Star from heaven, traditionally seen as Satan's fall, typologically prefiguring the fallen angels here.

1 Timothy 3:6 warns against pride leading to the same condemnation that befell the devil — mirroring the angelic fall here.

Job 4:18 states God charges angels with error, supporting the idea that angels can sin and face judgment.

Job 21:30 states the wicked are reserved for the day of calamity – the same principle of being kept for judgment as in 2 Peter 2:4.

Psalm 78:50 says God did not spare Egypt from plague, a parallel example of God's wrath against the ungodly.

1 John 3:8 states the devil has sinned from the beginning and Christ destroys his works, aligning with the judgment of fallen angels here.

Matthew 11:23 uses 'brought down to Hades' — the same descent into a place of judgment as the angels cast into Tartarus.

Luke 8:28 shows demons begging not to be tormented — echoing the fate of the angels cast into Tartarus for judgment.

Luke 10:15 repeats the image of being 'brought down to Hades' — a judgment parallel to the angels cast into Tartarus.

Deuteronomy 29:20 describes God refusing to spare a covenant breaker, echoing the theme of divine judgment without mercy.

John 16:11 speaks of judgment on 'the ruler of this world' — a parallel divine judgment on rebellious spiritual beings.

John 8:44 identifies the devil as a sinner from the beginning, echoing the rebellion of the angels who sinned here.

Ezekiel 7:9 again says 'my eye will not spare' – a consistent refrain of divine judgment in Ezekiel.

Ezekiel 7:4 repeats 'my eye will not spare you,' reinforcing the theme of unavoidable judgment.

Ezekiel 5:11 declares God's eye will not spare Israel for defiling the sanctuary, similar to God not sparing sinful angels.

Luke 16:23 depicts a rich man in Hades in torment — a similar place of punishment as the angels' Tartarus.