Leviticus 27:25 in the King James Version
And all thy estimations shall be according to the shekel of the sanctuary: twenty gerahs shall be the shekel.
Context
24 In the Year of Jubilee the field shall return to him from whom it was bought, even to him to whom the possession of the land belongs.
25 All your valuations shall be according to the shekel of the sanctuary: twenty gerahs to the shekel.
26 “‘However the firstborn among animals, which belongs to the LORD as a firstborn, no man may dedicate, whether an ox or a sheep. It is the LORD’s.