Leviticus [Pertaining to Levites] 8:26-27

²⁶and out of the basket of matzah ·unleavened bread·, that was before Adonai , he took one unleavened cake, and one cake of oiled bread, and one wafer, and placed them on the fat, and on the right thigh.

²⁷He put all these in Aaron Light-bringer’s hands and in his sons’ hands, and waved them for a wave offering before Adonai .