Contradiction with Matthew 5:44
While Psalms 59:15 speaks of destruction and enemies returning in search for food, Matthew 5:44 calls for loving enemies and blessing those who curse you.
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 Proverbs 25:21-22
Psalms 59:15 highlights enemies in distress, whereas Proverbs 25:21-22 suggests feeding and caring for them instead.
Proverbs 25:21-22: If thine enemy be hungry, give him bread to eat; and if he be thirsty, give him water to drink:
Contradiction with Luke 6:27
Luke 6:27 encourages doing good to enemies, which contrasts with the depiction of adversaries seeking satisfaction in Psalms 59:15.
Luke 6:27: But I say unto you which hear, Love your enemies, do good to them which hate you,
Contradiction with Romans 12:20
Romans 12:20 instructs on showing kindness to enemies by providing for their needs, opposing the notion of enemies wandering unfed as in Psalms 59:15.
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 Exodus 23:4-5
In contrast to Psalms 59:15, Exodus 23:4-5 teaches returning a stray animal to an enemy, implying help rather than hostility.
Exodus 23:4-5: If thou meet thine enemy's ox or his ass going astray, thou shalt surely bring it back to him again.