Leviticus 6:10-11
10 The priest is to put on his linen robe and linen undergarments.(a)(A) He is to remove the ashes of the burnt offering the fire has consumed on the altar, and place them beside the altar.
11 Then he must take off his garments, put on other clothes,(B) and bring the ashes outside the camp to a ceremonially clean place.
Footnotes:
a.
Leviticus 6:10: Lit undergarments on his flesh