Leviticus 6:18-20

Douay-Rheims 1899 American Edition

¹⁸ The males only of the race of Aaron shall eat it. It shall be an ordinance everlasting in your generations concerning the sacrifices of the Lord: Every one that toucheth them shall be sanctified.

¹⁹ And the Lord spoke to Moses, saying:

²⁰ This is the oblation of Aaron, and of his sons, which they must offer to the Lord, in the day of their anointing: They shall offer the tenth part of an ephi of flour for a perpetual sacrifice, half of it in the morning, and half of it in the evening: