Leviticus 6:5-6

⁵or any thing about which he has sworn falsely: he shall restore it in full, and shall add a fifth part more to it. He shall return it to him to whom it belongs in the day of his being found guilty.

⁶He shall bring his trespass offering to the LORD: a ram without defect from the flock, according to your estimation, for a trespass offering, to the priest.