Contradiction with Exodus 20:13
This verse commands "Thou shalt not kill," which contradicts the act of killing described in 2 Samuel 2:31.
Exodus 20:13: Thou shalt not kill.
Contradiction with Matthew 5:44
This verse instructs to "love your enemies," which is in contrast to the hostility and conflict depicted in 2 Samuel 2:31.
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 12:17
This verse tells not to repay any man evil for evil, conflicting with the retributive nature of the event in 2 Samuel 2:31.
Romans 12:17: Recompense to no man evil for evil. Provide things honest in the sight of all men.
Contradiction with Luke 6:27
Instructs to "do good to them which hate you," which contradicts the act of warfare and killing in 2 Samuel 2:31.
Luke 6:27: But I say unto you which hear, Love your enemies, do good to them which hate you,
Contradiction with Proverbs 20:22
Advises not to say, "I will recompense evil," which contradicts the seeking of vengeance displayed in 2 Samuel 2:31.
Proverbs 20:22: Say not thou, I will recompense evil; [but] wait on the LORD, and he shall save thee.