The Pulpit Commentary - Exodus 29:27-28
A short digression is here made, from this particular offering, to all future offerings for consecration. For the future both the breast and the right shoulder are to belong to the priests. The shoulder, moreover, is to be "heaved," and only the breast "waved; …. heaving" being a single lifting up of the offering towards heaven, while" waving" was a repeated movement in a horizontal direction. Wave and heave offerings are always connected with the portions of the priests, or with things... read more
The Pulpit Commentary - Exodus 29:26
Thou shalt take the breast . Henceforth Aaron and his sons were to have the breast of all wave-offerings (Le 7:31-34); but on this occasion, as Moses officiated, the breast was to be his. read more