Leviticus 27:12-14

Complete Jewish Bible

¹² and the cohen is to set a value on it in relation to its good and bad points; the value set by you the cohen will stand. ¹³ But if the person making the vow wishes to redeem the animal, he must add one-fifth to your valuation.

¹⁴ “‘When a person consecrates his house to be holy for Adonai, the cohen is to set a value on it in relation to its good and bad points; the value set by the cohen will stand.