Imamat 16:11

The Sin Offering Sacrificial Procedures

16:11 “Aaron is to present the sin offering bull which is for himself, and he is to make atonement on behalf of himself and his household. He is to slaughter the sin offering bull which is for himself,

Ibrani 5:2-3

5:2 He is able to deal compassionately with those who are ignorant and erring, since he also is subject to weakness, 5:3 and for this reason he is obligated to make sin offerings for himself as well as for the people.