TSK · Leviticus 20:10

You must not have sexual relations with the wife of your fellow citizen to become unclean with her.

If a man is discovered in bed with a married woman both the man lying in bed with the woman and the woman herself must die; in this way you will purge evil from Israel.

Then David exclaimed to Nathan,“I have sinned against the LORD!” Nathan replied to David,“Yes, and the LORD has forgiven your sin. You are not going to die.

For I would have committed a shameful act, an iniquity to be judged.

and said to Jesus,“Teacher, this woman was caught in the very act of adultery.