The priest will make the person who sinned unintentionally right before the Lord on their behalf. Once they have been made right, they will be forgiven.
“Tell the Israelites that these are the rules to handle cases of those who sin unintentionally against any of the Lord's commandments and do what is not permitted.
He shall remove all its fat like the fat of the lamb is removed from the peace offerings and burn it on the altar to be accepted by the Lord. In this way the priest will make the man's sin right, and he will be forgiven.”