Contradiction with Proverbs 24:17
This verse advises not to rejoice when your enemy falls, which contrasts with seeking vengeance mentioned in Lamentations 3:61.
Proverbs 24:17: Rejoice not when thine enemy falleth, and let not thine heart be glad when he stumbleth:
Contradiction with Matthew 5:44
This verse instructs to love your enemies and pray for those who persecute you, contrary to the sentiment in Lamentations 3:61.
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 12:19
This verse teaches to leave vengeance to God, suggesting a different response than seeking justice on adversaries as found in Lamentations 3:61.
Romans 12:19: Dearly beloved, avenge not yourselves, but [rather] give place unto wrath: for it is written, Vengeance [is] mine; I will repay, saith the Lord.