12 “One who strikes a man so that he dies shall surely be put to death,
Exodus 21:12 Cross References - WEB
Genesis 9:6
6 Whoever sheds man’s blood, his blood will be shed by man, for God made man in his own image.
Exodus 20:13
13 “You shall not murder.
Leviticus 24:17
17 “‘He who strikes any man mortally shall surely be put to death.
Numbers 35:16-24
16 “‘But if he struck him with an instrument of iron, so that he died, he is a murderer. The murderer shall surely be put to death.
17 If he struck him with a stone in the hand, by which a man may die, and he died, he is a murderer. The murderer shall surely be put to death.
18 Or if he struck him with a weapon of wood in the hand, by which a man may die, and he died, he is a murderer. The murderer shall surely be put to death.
19 The avenger of blood shall himself put the murderer to death. When he meets him, he shall put him to death.
20 If he shoved him out of hatred, or hurled something at him while lying in wait, so that he died,
21 or in hostility struck him with his hand, so that he died, he who struck him shall surely be put to death. He is a murderer. The avenger of blood shall put the murderer to death when he meets him.
22 “‘But if he shoved him suddenly without hostility, or hurled on him anything without lying in wait,
23 or with any stone, by which a man may die, not seeing him, and cast it on him so that he died, and he was not his enemy and not seeking his harm,
24 then the congregation shall judge between the striker and the avenger of blood according to these ordinances.
Numbers 35:30-31
Deuteronomy 19:11-13
11 But if any man hates his neighbor, lies in wait for him, rises up against him, strikes him mortally so that he dies, and he flees into one of these cities;
12 then the elders of his city shall send and bring him there, and deliver him into the hand of the avenger of blood, that he may die.
13 Your eye shall not pity him, but you shall purge the innocent blood from Israel that it may go well with you.
2 Samuel 12:13
13 David said to Nathan, “I have sinned against Yahweh.” Nathan said to David, “Yahweh also has put away your sin. You will not die.
Matthew 26:52
52 Then Jesus said to him, “Put your sword back into its place, for all those who take the sword will die by the sword.