John Gills Exposition of the Bible Commentary - Deuteronomy 12:1
These are the statutes and judgments which ye shall observe to do ,.... Which are recorded in this and the following chapters; here a new discourse begins, and which perhaps was delivered at another time, and respects things that were to be observed: in the land which the Lord God of thy fathers giveth thee to possess it ; the land of Canaan, often described by this circumlocution, to put them in mind that it was promised to their fathers by their covenant God, was his gift to them, and... read more
Matthew Henry's Complete Commentary - Deuteronomy 12:1-4
From those great original truths, That there is a God, and that there is but one God, arise those great fundamental laws, That that God is to be worshipped, and he only, and that therefore we are to have no other God before him: this is the first commandment, and the second is a guard upon it, or a hedge about it. To prevent a revolt to false gods, we are forbidden to worship the true God in such a way and manner as the false gods were worshipped in, and are commanded to observe the instituted... read more