John Gills Exposition of the Bible Commentary - Deuteronomy 12:12
And ye shall rejoice before the Lord your God ,.... In the place chosen and fixed, where a temple would be built for him, and he would take up his residence; eating with joy and gladness that part of the offerings which belonged to them, keeping as it were a feast before the Lord, in token of gratitude for what they had received from him: ye and your sons, and your daughters, and your menservants, and your maidservants ; which explains what is meant by their household, Deuteronomy 12:7 ... read more
Matthew Henry's Complete Commentary - Deuteronomy 12:5-32
There is not any one particular precept (as I remember) in all the law of Moses so largely pressed and inculcated as this, by which they are all tied to bring their sacrifices to that one altar which was set up in the court of the tabernacle, and there to perform all the rituals of their religion; for, as to moral services, then, no doubt, as now, men might pray every where, as they did in their synagogues. The command to do this, and the prohibition of the contrary, are here repeated again... read more