Levítico 16

24And he shall wash his flesh with water in the holy place, and put on his garments, and come forth, and offer his burnt offering, and the burnt offering of the people, and make an atonement for himself, and for the people.

ex 29:4,5

ex 28:4,14

lv 16:3,5

lv 14:9

lv 8:6,9

lv 22:6

hb 9:10

hb 10:19,22

ap 1:5,6

28And he that burneth them shall wash his clothes, and bathe his flesh in water, and afterward he shall come into the camp.