Leviticus 18:5-7

Modern English Version

⁵ You shall therefore keep My statutes and My judgments, which if a man does them, then he shall live by them: I am the Lord.

⁶ None of you shall approach any of his near relatives to have relations: I am the Lord.

⁷ You shall not have relations with your father or have relations with your mother. She is your mother. You shall not have relations with her.