Deuteronomy 18:9

“When thou art come into the land which the Lord thy God giveth thee, etc.] The land of Canaan, often thus described, to express the goodness of God in bestowing it on them, as a mere favour of his, without any desert of theirs; and so typical of the heavenly Canaan, or eternal life, which is the free gift of God through Christ: thou shall not learn to do after the abominations of these nations; the seven nations which before inhabited it; they might learn, as Jarchi observes, to know how corrupt their works were, and to show to their children, that they might not do so; but they were not to learn them so as to practise them, but to have them in the utmost abhorrence, as being abominable to…”

“THE ABOMINATIONS OF THE NATIONS ARE TO BE AVOIDED. (Deu 18:9-14) thou shalt not learn to do after the abominations of those nations--(See on Lev 18:21; Lev 19:26; Lev 19:31; Lev 20:4). In spite of this express command, the people of Canaan, especially the Philistines, were a constant snare and stumbling block to the Israelites, on account of their divinations and superstitious practices.”

“Deu 12:29-31; Lev 18:26, Lev 18:27, Lev 18:30 Deuteronomy 18:10”

“The Gift of Prophecy. - The Levitical priests, as the stated guardians and promoters of the law, had to conduct all the affairs of Israel with the Lord, not only instructing the people out of the law concerning the will of God, but sustaining and promoting the living fellowship with the Lord both of individuals and of the whole congregation, by the offering of sacrifices and service at the altar. But if the covenant fellowship with Himself and His grace, in which Jehovah had placed Israel as His people of possession, was to be manifested and preserved as a living reality amidst all changes in the political development of the nation and in the circumstances of private life, it would not do…”