Contradiction with 1 Thessalonians 5:3
This verse speaks of "peace and safety" before sudden destruction, contrary to Revelation 18:1 which heralds a forthcoming judgment.
1 Thessalonians 5:3: For when they shall say, Peace and safety; then sudden destruction cometh upon them, as travail upon a woman with child; and they shall not escape.
Contradiction with Matthew 24:36
This verse suggests the unknown timing of the end, whereas Revelation 18:1 implies an imminent revelation and event.
Matthew 24:36: But of that day and hour knoweth no [man], no, not the angels of heaven, but my Father only.
Contradiction with 1 Corinthians 14:33
States God is not the author of confusion, potentially contrasting the chaos described in the coming fall of Babylon in Revelation 18:1.
1 Corinthians 14:33: For God is not [the author] of confusion, but of peace, as in all churches of the saints. [confusion: Gr. tumult, or, unquietness]
Contradiction with 2 Peter 3:9
Speaks of God's patience and desire for repentance, which may seem at odds with the imminent judgment depicted in Revelation 18:1.
2 Peter 3:9: The Lord is not slack concerning his promise, as some men count slackness; but is longsuffering to us-ward, not willing that any should perish, but that all should come to repentance.
Contradiction with James 3:17
Describes wisdom from above as peaceable and gentle, contrasting with the destructive nature of the judgment in Revelation 18:1.
James 3:17: But the wisdom that is from above is first pure, then peaceable, gentle, [and] easy to be intreated, full of mercy and good fruits, without partiality, and without hypocrisy. [partiality: or, wrangling]