Contradiction with Matthew 5:44
This verse urges to love your enemies and pray for those who persecute you, which contradicts the plea in Psalms 140:8 to not grant the desires of the wicked.
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 12:20
This verse encourages feeding your enemy if they are hungry, contrasting the approach of wanting the wicked's desires not to be granted as seen in Psalms 140:8.
Romans 12:20: Therefore if thine enemy hunger, feed him; if he thirst, give him drink: for in so doing thou shalt heap coals of fire on his head.
Contradiction with Proverbs 25:21
Advises providing food and drink to your enemy, which contradicts the sentiment in Psalms 140:8 to deny the wishes of the wicked.
Proverbs 25:21: If thine enemy be hungry, give him bread to eat; and if he be thirsty, give him water to drink:
Contradiction with Matthew 5:39
Encourages not resisting an evil person and turning the other cheek, which challenges the plea in Psalms 140:8 to prevent the success of evil men.
Matthew 5:39: But I say unto you, That ye resist not evil: but whosoever shall smite thee on thy right cheek, turn to him the other also.
Contradiction with Luke 6:35
This verse advises to love your enemies and do good to them, opposing the desire in Psalms 140:8 to thwart the schemes of the wicked.
Luke 6:35: But love ye your enemies, and do good, and lend, hoping for nothing again; and your reward shall be great, and ye shall be the children of the Highest: for he is kind unto the unthankful and [to] the evil.