Leviticus 18:23

Neither shalt thou lie with any beast to defile thyself therewith: neither shall any woman stand before a beast to lie down thereto: it is confusion.

Cross-reference

Leviticus 20:15 prescribes the death penalty for bestiality, directly enforcing the prohibition in Leviticus 18:23.

Leviticus 20:16 prescribes the death penalty for the same act of bestiality, adding judicial consequence.

Exodus 22:19 similarly commands death for bestiality, providing an earlier witness to this prohibition's penalty.

Deuteronomy 27:21 pronounces a curse on bestiality, reinforcing the prohibition with communal condemnation.