Leviticus 9:20-23

²⁰And when the inner fatnesses were burnt upon the altar,

²¹Aaron separated the breasts, and the right shoulders of them, and raised them before the Lord, as Moses commanded.

²²And he stretched forth his hands to the people, and blessed it; and so when the sacrifices for sin, and the burnt sacrifices, and the peaceable sacrifices, were fulfilled, Aaron came down from the place of sacrificing.

²³Soothly Moses and Aaron entered into the tabernacle of witnessing, and went out afterward, and blessed the people;