27:25 Every conversion value must be calculated by the standard of the sanctuary shekel; twenty gerahs to the shekel.
Leviticus 27:16
Redemption of Vowed Fields
27:16 “‘If a man consecrates to the Lord some of his own landed property, the conversion value must be calculated in accordance with the amount of seed needed to sow it, a homer of barley seed being priced at fifty shekels of silver.