Wave-Offering was Given to the Priest As his Due
Source: TTT
Exodus 29:26–28
Take the breast of the ram of Aaron’s ordination and wave it before the LORD as a wave offering, and it will be your portion. / Consecrate for Aaron and his sons the breast of the wave offering that is waved and the thigh of the heave offering that is lifted up from the ram of ordination. / This will belong to Aaron and his sons as a regular portion from the Israelites, for it is the heave offering the Israelites will make to the LORD from their peace offerings.
Leviticus 7:31, 34
The priest is to burn the fat on the altar, but the breast belongs to Aaron and his sons. / I have taken from the sons of Israel the breast of the wave offering and the thigh of the contribution of their peace offerings, and I have given them to Aaron the priest and his sons as a permanent portion from the sons of Israel.’”
Leviticus 8:29
He also took the breast—Moses’ portion of the ram of ordination—and waved it before the LORD as a wave offering, as the LORD had commanded him.
Leviticus 10:15
They are to bring the thigh of the contribution and the breast of the wave offering, together with the fat portions of the offerings made by fire, to wave as a wave offering before the LORD. It will belong permanently to you and your children, as the LORD has commanded.”
Leviticus 23:20
The priest is to wave the lambs as a wave offering before the LORD, together with the bread of the firstfruits. The bread and the two lambs shall be holy to the LORD for the priest.
Numbers 18:11
And this is yours as well: the offering of their gifts, along with all the wave offerings of the Israelites. I have given this to you and your sons and daughters as a permanent statute. Every ceremonially clean person in your household may eat it.