Deuteronomy 27:21

Blessings And Curses

²⁰ ‘The one who sleeps with his father’s wife is cursed, for he has violated his father’s marriage bed.’
And all the people will say, ‘Amen!’
²¹ ‘The one who has sexual intercourse with any animal is cursed.’
And all the people will say, ‘Amen!’
²² ‘The one who sleeps with his sister, whether his father’s daughter or his mother’s daughter is cursed.’
And all the people will say, ‘Amen!’

Sexual Relations

Leviticus 18:23

You are not to have sexual intercourse with any animal, defiling yourself with it; a woman is not to present herself to an animal to mate with it; it is a perversion.

Exodus 22:19

“Whoever has sexual intercourse with an animal must be put to death.

Leviticus 20:15

If a man has sexual intercourse with an animal, he must be put to death; you are also to kill the animal.