8 If you are not able to give a decision as to who is responsible for a death, or who is right in a cause, or who gave the first blow in a fight, and there is a division of opinion about it in your town: then go to the place marked out by the Lord your God;

Matthew Henry's Commentary on Deuteronomy 17:8

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.