Contradiction with Matthew 5:44
"Love your enemies" contradicts the destruction of enemies described in Jeremiah 51:25.
Matthew 5:44: But I say unto you, Love your enemies, bless them that curse you, do good to them that hate you, and pray for them which despitefully use you, and persecute you;
Contradiction with Romans 12:14
"Bless them which persecute you" contrasts with God's condemnation of Babylon in Jeremiah 51:25.
Romans 12:14: Bless them which persecute you: bless, and curse not.
Contradiction with Ezekiel 18:32
"I have no pleasure in the death of him that dieth" contrasts with God's intent to destroy in Jeremiah 51:25.
Ezekiel 18:32: For I have no pleasure in the death of him that dieth, saith the Lord GOD: wherefore turn [yourselves], and live ye. [yourselves: or, others]
Contradiction with 1 John 4:8
"God is love" contrasts with the wrathful imagery of Jeremiah 51:25.
1 John 4:8: He that loveth not knoweth not God; for God is love.
Contradiction with Proverbs 24:17
"Rejoice not when thine enemy falleth" contradicts the rejoicing over Babylon's downfall implied in Jeremiah 51:25.
Proverbs 24:17: Rejoice not when thine enemy falleth, and let not thine heart be glad when he stumbleth: