Leviticus 22:14
If anyone eats a sacred offering in error, he must add a fifth to its value and give the sacred offering to the priest.
Berean Standard Bible
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And if a man eat of the holy thing unwittingly, then he shall put the fifth part thereof unto it, and shall give it unto the priest with the holy thing.
“‘If a man eats something holy unwittingly, then he shall add the fifth part of its value to it, and shall give the holy thing to the priest.