Numbers 3:45
Take the Levites to be substitutes for all the firstborn Israelites and the animals of the Levites to be substitutes for their animals. The Levites will be mine. I am Jehovah.
Numbers 3:12
Out of all the Israelites, I have taken the Levites to be substitutes for every firstborn male offspring among them. The Levites are mine,
Numbers 3:40-41
Jehovah said to Moses: Register every firstborn male of the Israelites who is at least one month old, and make a list of their names.
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