Leviticus

And if a soul sin, and commit any of these things which are forbidden to be done by the commandments of the Lord; though he wist it not, yet is he guilty, and shall bear his iniquity.

Or if a soul touch any unclean thing, whether it be a carcase of an unclean beast, or a carcase of unclean cattle, or the carcase of unclean creeping things, and if it be hidden from him; he also shall be unclean, and guilty.

And it shall be, when he shall be guilty in one of these things, that he shall confess that he hath sinned in that thing:

Then it shall be, if ought be committed by ignorance without the knowledge of the congregation, that all the congregation shall offer one young bullock for a burnt offering, for a sweet savour unto the Lord, with his meat offering, and his drink offering, according to the manner, and one kid of the goats for a sin offering.

When a ruler hath sinned, and done somewhat through ignorance against any of the commandments of the Lord his God concerning things which should not be done, and is guilty;