Contradiction with Exodus 20:13
2 Kings 15:25 describes a murder, which directly contradicts the commandment "Thou shalt not kill."
Exodus 20:13: Thou shalt not kill.
Contradiction with Proverbs 6:16-19
This passage lists things the Lord hates, including "hands that shed innocent blood," which contradicts the violent actions in 2 Kings 15:25.
Proverbs 6:16-19: These six [things] doth the LORD hate: yea, seven [are] an abomination unto him: [unto...: Heb. of his soul]
Contradiction with Matthew 5:44
Jesus instructs to "love your enemies," contrasting with the act of conspiracy and violence in 2 Kings 15:25.
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 12:17-19
Advises against repaying evil for evil and taking revenge, in contradiction to the violent coup in 2 Kings 15:25.
Romans 12:17-19: Recompense to no man evil for evil. Provide things honest in the sight of all men.