Hebrews 5:1-2

5:1 For every high priest is taken from among the people and appointed to represent them before God, to offer both gifts and sacrifices for sins. 5:2 He is able to deal compassionately with those who are ignorant and erring, since he also is subject to weakness,

Exodus 32:21-22

32:21 Moses said to Aaron, “What did this people do to you, that you have brought on them so great a sin?” 32:22 Aaron said, “Do not let your anger burn hot, my lord; you know these people, that they tend to evil.

Leviticus 4:3

For the Priest

4:3 “‘If the high priest sins so that the people are guilty, on account of the sin he has committed he must present a flawless young bull to the Lord for a sin offering.