Leviticus 4:2-3
4:2 “Tell the Israelites, ‘When a person sins by straying unintentionally from any of the Lord’s commandments which must not be violated, and violates any one of them –
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.
Leviticus 6:2
6:2 “When a person sins and commits a trespass against the Lord by deceiving his fellow citizen in regard to something held in trust, or a pledge, or something stolen, or by extorting something from his fellow citizen,
Leviticus 16:34
16:34 This is to be a perpetual statute for you to make atonement for the Israelites for all their sins once a year.” So he did just as the Lord had commanded Moses.