Leviticus 22:14
"'If a man eats a holy offering by mistake, he must add one fifth to it and give the holy offering to the priest.
Leviticus 27:13
If, however, the person who made the vow redeems the animal, he must add one fifth to its conversion value.
Leviticus 27:15
If the one who consecrates it redeems his house, he must add to it one fifth of its conversion value in silver, and it will belong to him.
Leviticus 5:15-19
"When a person commits a trespass and sins by straying unintentionally from the regulations about the Lord's holy things, then he must bring his penalty for guilt to the Lord, a flawless ram from the flock, convertible into silver shekels according to the standard of the sanctuary shekel, for a guilt offering.