Leviticus 18 23
Don't have sex with any animal. This would pollute you and make you unclean.
Compare with other 3 random translations
WEB Leviticus 18:23“‘You shall not lie with any animal to defile yourself with it. No woman may give herself to an animal, to lie down with it: it is a perversion.
LSV Leviticus 18:23And you do not commit your intercourse with any beast, to become unclean with it; and a woman does not stand before a beast to mate with it; it is perversion.
ASV Leviticus 18:23And thou shalt not lie with any beast to defile thyself therewith; neither shall any woman stand before a beast, to lie down thereto: it is confusion.