Numbers 3:12

“Behold, I have taken the Levites from among the sons of Israel instead of and as a substitute for every firstborn, that is, the first that opens the womb among the Israelites. So the Levites shall be Mine,

Numbers 3:41

You shall take the Levites for Me instead of and as a substitute for all the firstborn among the Israelites. I am the Lord; and you shall take the cattle of the Levites instead of and as a substitute for all the firstborn among the cattle of the Israelites.”

Numbers 8:16

for they are wholly given to Me from among the Israelites. I have taken them for Myself instead of all who are born first, the firstborn of all the Israelites.

Numbers 3:45

“Take the Levites [for Me] instead of all the firstborn among the sons of Israel, and the cattle of the Levites instead of their cattle. And the Levites shall be Mine. I am the Lord.

Numbers 8:18

And I have taken the Levites instead of every firstborn among the Israelites.

Numbers 18:6

Behold, I Myself have taken your fellow Levites from among the sons of Israel; they are a gift to you, given (dedicated) to the Lord, to do the service for the Tent of Meeting (tabernacle).

Exodus 13:2

“Sanctify to Me [that is, set apart for My purpose] every firstborn, the first offspring of every womb among the children of Israel, both of man and of animal; it is Mine.”

Treasury of Scripture Knowledge

Summary

And I, behold, I have taken the Levites from among the children of Israel instead of all the firstborn that openeth the matrix among the children of Israel: therefore the Levites shall be mine;

General references

Bible References

General references

Numbers 3:40
Then the Lord said to Moses, “Number every firstborn male of the Israelites from a month old and upward, and make a list of their names.