Leviticus 3:13

3:13 lay his hand on its head, and slaughter it before the Meeting Tent, and the sons of Aaron must splash its blood against the altar’s sides.

Leviticus 20:14

20:14 If a man has sexual intercourse with both a woman and her mother, it is lewdness. Both he and they must be burned to death, so there is no lewdness in your midst.