Leviticus 20:3

20:3 I myself will set my face against that man and cut him off from the midst of his people, because he has given some of his children to Molech and thereby defiled my sanctuary and profaned my holy name.

Leviticus 20:6

Prohibition against Spiritists and Mediums

20:6 “‘The person who turns to the spirits of the dead and familiar spirits to commit prostitution by going after them, I will set my face against that person and cut him off from the midst of his people.

Leviticus 20:10

20:10 If a man commits adultery with his neighbor’s wife, both the adulterer and the adulteress must be put to death.