Numbers 3:41

And you will receive the Levites for me--I [am] Yahweh--in the place of all [the] firstborn among the {Israelites}, and the animals of the Levites in the place of all [the] firstborn among the animals among the {Israelites}."

Numbers 3:12

"I [myself] receive the Levites from the midst of the {Israelites} in the place of all [the] firstborn of [the] offspring of the womb from the {Israelites}. The Levites will be mine

Numbers 3:45

"Receive the Levites in the place of all [the] firstborn among the {Israelites}, and the animals of the Levites in the place of their animals; the Levites will be mine. I [am] Yahweh.

Exodus 24:5-6

And he sent young men from the {Israelites}, and they offered burnt offerings, and they sacrificed sacrifices [as] fellowship offerings to Yahweh [using] bulls.

Exodus 32:26-29

And Moses stood at the entrance of the camp, and he said, "Whoever [is] for Yahweh, to me." And all the sons of Levi were gathered to him.

Numbers 8:16

For they [are] given to me exclusively from the midst of the {Israelites}. I have taken them for myself in place of [the] firstborn of every womb, every firstborn from the {Israelites}.

Numbers 18:15

All [the] first offspring of a womb of any creature that they offer to Yahweh, whether human or animal, will be yours; you will surely redeem the firstborn of the human and the unclean firstborn of the animal.

Matthew 20:28

just as the Son of Man did not come to be served, but to serve, and to give his life [as] a ransom for many."

1 Timothy 2:6

who gave himself a ransom for all, the testimony at the proper time,

Treasury of Scripture Knowledge

Summary

And thou shalt take the Levites for me (I am the LORD) instead of all the firstborn among the children of Israel; and the cattle of the Levites instead of all the firstlings among the cattle of the children of Israel.

Bible References

General references

Numbers 3:12
"I [myself] receive the Levites from the midst of the {Israelites} in the place of all [the] firstborn of [the] offspring of the womb from the {Israelites}. The Levites will be mine
Numbers 8:16
For they [are] given to me exclusively from the midst of the {Israelites}. I have taken them for myself in place of [the] firstborn of every womb, every firstborn from the {Israelites}.
Numbers 18:15
All [the] first offspring of a womb of any creature that they offer to Yahweh, whether human or animal, will be yours; you will surely redeem the firstborn of the human and the unclean firstborn of the animal.
Exodus 24:5
And he sent young men from the {Israelites}, and they offered burnt offerings, and they sacrificed sacrifices [as] fellowship offerings to Yahweh [using] bulls.
Exodus 32:26
And Moses stood at the entrance of the camp, and he said, "Whoever [is] for Yahweh, to me." And all the sons of Levi were gathered to him.
Matthew 20:28
just as the Son of Man did not come to be served, but to serve, and to give his life [as] a ransom for many."
1 Timothy 2:6
who gave himself a ransom for all, the testimony at the proper time,