Exodus 22:19 - Clarke's commentary and critical notes on the Bible

Whosoever lieth with a beast shall surely be put to death. Lieth with a beast - If this most abominable crime had not been common, it never would have been mentioned in a sacred code of laws. It is very likely that it was an Egyptian practice; and it is certain, from an account in Sonnini's Travels, that it is practiced in Egypt to the present day.