Numbers 3:10

3:10 So you are to appoint Aaron and his sons, and they will be responsible for their priesthood; but the unauthorized person who comes near must be put to death.”

Numbers 23:10

23:10 Who can count the dust of Jacob,

Or number the fourth part of Israel?

Let me die the death of the upright,

and let the end of my life be like theirs.”

Numbers 35:17-18

35:17 If he strikes him by throwing a stone large enough that he could die, and he dies, he is a murderer. The murderer must surely be put to death. 35:18 Or if he strikes him with a wooden hand weapon so that he could die, and he dies, he is a murderer. The murderer must surely be put to death.

Numbers 35:21

35:21 or with enmity he strikes him with his hand and he dies, the one who struck him must surely be put to death, for he is a murderer. The avenger of blood must kill the murderer when he meets him.

Numbers 35:32

35:32 And you must not accept a ransom for anyone who has fled to a town of refuge, to allow him to return home and live on his own land before the death of the high priest.