2 Kings 14:5
As soon as the kingdom was firmly in his grasp, Amaziah executed the servants who had murdered his father the king.

2 Chronicles 24:25, 26
And when the Arameans had withdrawn, they left Joash severely wounded. His own servants conspired against him for shedding the blood of the son of Jehoiada the priest, and they killed him on his bed. So he died and was buried in the City of David, but not in the tombs of the kings. . . .

Genesis 9:5, 6
And surely I will require the life of any man or beast by whose hand your lifeblood is shed. I will demand an accounting from anyone who takes the life of his fellow man: . . .

Exodus 21:14
But if a man schemes and acts willfully against his neighbor to kill him, you must take him away from My altar to be put to death.

Numbers 35:31-33
You are not to accept a ransom for the life of a murderer who deserves to die; he must surely be put to death. . . .