You are therefore to distinguish between clean and unclean animals and birds. Do not become contaminated by any animal or bird, or by anything that crawls on the ground; I have set these apart as unclean for you.
Leviticus 20:25. Ye shall therefore put difference. I have no doubt but that this sentence depends on the end of the foregoing verse; for although that verse contains a reason to deter them from incest, of which he had been speaking, still it refers also to the doctrine before us, and stands in the shape of preface to it.
The last verse is a particular law, which comes in after the general conclusion, as if omitted in its proper place: it is for the putting of those to death that dealt with familiar spirits, Lev 20:27. It would be an affront to God and to his lively oracles, a scandal to the country, and a temptation to ignorant bad people, to consult them, if...
Commenting on Leviticus 20:22-27
Ye shall therefore put difference between clean beasts and unclean,.... The ten clean ones, as Aben Ezra observes, and all the rest that are unclean, according to the law before given, Lev 11:3, by using the one for food, and not the other, and so the Targum of Jonathan, ye shall separate between the beast which is fit for food, and that which is not...