Numbers 6:11

6:11 Then the priest will offer one for a purification offering and the other as a burnt offering, and make atonement for him, because of his transgression in regard to the corpse. So he must reconsecrate his head on that day.

Numbers 28:2

28:2 “Command the Israelites: ‘With regard to my offering, be sure to offer my food for my offering made by fire, as a pleasing aroma to me at its appointed time.’