Numbers 3:41

And give to me the Levites (I am the Lord) in place of the first sons of the children of Israel; and the cattle of the Levites in place of the first births among the cattle of the children of Israel.

Numbers 3:12

See, I have taken the Levites out of the children of Israel to be mine in place of the first sons of the children of Israel;

Numbers 3:45

Take the Levites in place of all the first sons of the children of Israel, and the cattle of the Levites in place of their cattle; the Levites are to be mine; I am the Lord.

Exodus 24:5-6

And he sent some of the young men of the children of Israel to make burned offerings and peace-offerings of oxen to the Lord.

Exodus 32:26-29

Then Moses took his place at the way into the tents, and said, Whoever is on the Lord's side, let him come to me. And all the sons of Levi came together to him.

Numbers 8:16

For they have been given to me from among the children of Israel; in place of every mother's first son, the first to come to birth in Israel, I have taken them for myself.

Numbers 18:15

The first birth of every living thing which is offered to the Lord, of man or beast, is to be yours; but for the first sons of man payment is to be made, and for the first young of unclean beasts.

Matthew 20:28

Even as the Son of man did not come to have servants, but to be a servant, and to give his life for the salvation of men.

1 Timothy 2:6

Who gave himself as an offering for all; witness of which was to be given at the right 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
See, I have taken the Levites out of the children of Israel to be mine in place of the first sons of the children of Israel;
Numbers 8:16
For they have been given to me from among the children of Israel; in place of every mother's first son, the first to come to birth in Israel, I have taken them for myself.
Numbers 18:15
The first birth of every living thing which is offered to the Lord, of man or beast, is to be yours; but for the first sons of man payment is to be made, and for the first young of unclean beasts.
Exodus 24:5
And he sent some of the young men of the children of Israel to make burned offerings and peace-offerings of oxen to the Lord.
Exodus 32:26
Then Moses took his place at the way into the tents, and said, Whoever is on the Lord's side, let him come to me. And all the sons of Levi came together to him.
Matthew 20:28
Even as the Son of man did not come to have servants, but to be a servant, and to give his life for the salvation of men.
1 Timothy 2:6
Who gave himself as an offering for all; witness of which was to be given at the right time;

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain