Reference for Leviticus 27:25

וְכָל־עֶרְכְּךָ֔ יִהְיֶ֖ה בְּשֶׁ֣קֶל הַקֹּ֑דֶשׁ עֶשְׂרִ֥ים גֵּרָ֖ה יִהְיֶ֥ה הַשָּֽׁקֶל׃ (ס)

And all thy valuations shall be according to the shekel of the sanctuary; twenty gerahs shall be the shekel.

BDB

BDB