Numbers 3:44-46

New English Translation

⁴⁴ Then the Lord spoke to Moses: ⁴⁵ “Take the Levites instead of all the firstborn males among the Israelites, and the livestock of the Levites instead of their livestock. And the Levites will be mine. I am the Lord. ⁴⁶ And for the redemption of the 273 firstborn males of the Israelites who exceed the number of the Levites,