25. All your valuations shall be according to the shekel of the Sanctuary, 20 gerahs to the shekel.
26. “But the firstborn among animals, which is made a firstborn to Adonai, may not be dedicated by anyone. Whether an ox or sheep, it belongs to Adonai.
27. If it is an unclean animal, then he is to buy it back according to your valuation, and add a fifth of the value to it. But if it is not redeemed, then it is to be sold according to your valuation.