Exodus 21:12
12 n“Whoever strikes a man so that he dies shall be put to death.
Exodus 21:14
14 But if a man willfully attacks another to kill him by cunning, qyou shall take him from my altar, that he may die.
Exodus 21:20
20 “When a man strikes his slave, male or female, with a rod and the slave dies under his hand, he shall be avenged.