John Gills Exposition of the Bible Commentary - Exodus 29:27
And thou shall sanctify the breast of the wave offering ,.... Set it apart for the use of the priest in all succeeding ages: and the shoulder of the heave offering : as the breast was waved from one hand to another, or cast from the hand of one to the hand of another; the shoulder was heaved up, or cast up and caught again: this also was to be sanctified or set apart for the priest's use, Leviticus 7:32 , which is waved, and which is heaved up of the ram of the consecration : the... read more
Matthew Henry's Complete Commentary - Exodus 29:1-37
Here is, I. The law concerning the consecration of Aaron and his sons to the priest's office, which was to be done with a great deal of ceremony and solemnity, that they themselves might be duly affected with the greatness of the work to which they were called, and that the people also might learn to magnify the office and none might dare to invade it. 1. The ceremonies wherewith it was to be done were very fully and particularly appointed, because nothing of this kind had been done before,... read more