Leviticus 20:15

''If a man has sexual relations with an animal, he must be put to death, and you must kill the animal.

(New International Version)

'If there is a man who lies with an animal, he shall surely be put to death; you shall also kill the animal.

(New American Standard Bible)

And if a man lie with a beast, he shall surely be put to death: and ye shall slay the beast.

(King James Version)