And you shall not lie with any animal and so make yourself unclean with it, neither shall any woman give herself to an animal to lie with it: it is perversion.
Here is, I. A law to preserve the honour of the marriage-bed, that it should not be unseasonably used (Lev 18:19), nor invaded by an adulterer, Lev 18:20. II. A law against that which was the most unnatural idolatry, causing their children to pass through the fire to Moloch, Lev 18:21.
Commenting on Leviticus 18:19-30
Neither shall thou lie with any beast, to defile thyself therewith,.... A female one, as Aben Ezra notes, as a mare, cow, or ewe, or any other beast, small or great, as Ben Gersom, or whether tame or wild, as Maimonides (b); and even fowls are comprehended, as the same writers observe: neither shall any woman stand before a beast to lie down thereto: that...
With any beast - This abomination is also punishable with death by the laws of this country. Any woman stand before a beast - That this was often done in Egypt there can be no doubt; and we have already seen, from the testimony of Herodotus, that a fact of this kind actually took place while he was in Egypt.