Leviticus 27:16 -- “If a man dedicates to the LORD part of a field of his possession, then your valuation shall be according to the seed for it. A homer of barley seed shall be valued at fifty shekels of silver.”

Leviticus 27:22-23 -- 22 “And if a man dedicates to the LORD a field which he has bought, which is not the field of his possession, 23 then the priest shall reckon to him the worth of your valuation, up to the Year of Jubilee, and he shall give your valuation on that day as a holy offering to the LORD.”