Albert Barnes' Notes on the Whole Bible - Leviticus 7:30-32
Wave-offering ... heave-offering - The latter appears to be used (like קרבן qorbân, Leviticus 1:2) for offerings in general. Waving (a moving to and fro, repeated several times) or heaving (a lifting up once) the offering was a solemn form of dedicating a thing to the use of the sanctuary. read more
The Pulpit Commentary - Leviticus 7:29-34
The threefold participation. In the case of the peace offerings, there was a recognition of rights due to God, to his priests, and to the people presenting the victims. I. THE PORTION RESERVED FOR GOD . The fat parts and the bleed were not to be eaten by man; the former must be burnt upon the altar, the latter poured out at its foot. There are claims God will not waive. The homage man owes to his Maker can never be remitted. Full trust and unfaltering obedience can be... read more