10 And thou shalt do according to the tenor of the sentence which they shall show thee from that place which Jehovah shall choose; and thou shalt observe to do according to all that they shall teach thee:

Matthew Henry's Commentary on Deuteronomy 17:10

Commentary on Deuteronomy 17:8-13

(Read Deuteronomy 17:8-13)

Courts of judgment were to be set up in every city. Though their judgment had not the Divine authority of an oracle, it was the judgment of wise, prudent, experienced men, and had the advantage of a Divine promise.