Numbers 18:21

And, behold, I have given the children of Levi all the tenth in Israel for an inheritance, for their service which they serve, even the service of the tabernacle of meeting.

Deuteronomy 14:22-29

You shall truly tithe all the increase of your seed, that the field brings forth year by year.

Nehemiah 10:37

And that we should bring the firstfruits of our dough, and our offerings, and the fruit of all manner of trees, of wine and of oil, unto the priests, to the chambers of the house of our God; and the tithes of our ground unto the Levites, that the same Levites might have the tithes in all the cities of our work.

Nehemiah 12:44

And at that time were some appointed over the chambers for the stores, for the offerings, for the firstfruits, and for the tithes, to gather into them out of the fields of the cities the portions required by the law for the priests and Levites: for Judah rejoiced for the priests and for the Levites who ministered.

Genesis 14:20

And blessed be the most high God, who has delivered your enemies into your hand. And he gave him tithes of all.

Leviticus 27:30-33

And all the tithe of the land, whether of the seed of the land, or of the fruit of the tree, is the LORD'S: it is holy unto the LORD.

Numbers 3:7-8

And they shall perform his duties, and the duties of the whole congregation before the tabernacle of meeting, to do the work of the tabernacle.

Numbers 18:6

And I, behold, I have taken your brethren the Levites from among the children of Israel: to you they are given as a gift for the LORD, to do the service of the tabernacle of meeting.

Numbers 18:24-26

But the tithes of the children of Israel, which they offer as a heave offering unto the LORD, I have given to the Levites to inherit: therefore I have said unto them, Among the children of Israel they shall have no inheritance.

Deuteronomy 12:17-19

You may not eat within your gates the tithe of your grain, or of your wine, or of your oil, or the firstlings of your herds or of your flock, nor any of your offerings which you vow, nor your freewill offerings, or heave offering of your hand:

2 Chronicles 31:5-6

And as soon as the commandment was spread abroad, the children of Israel brought in abundance the firstfruits of grain, wine, and oil, and honey, and of all the increase of the field; and the tithe of all things brought they in abundantly.

2 Chronicles 31:12

And brought in the offerings and the tithes and the dedicated things faithfully: over which Cononiah the Levite was in charge, and Shimei his brother was next.

Nehemiah 10:29

They joined with their brethren, their nobles, and entered into a curse, and into an oath, to walk in God's law, which was given by Moses the servant of God, and to observe and do all the commandments of the LORD our Lord, and his ordinances and his statutes;

Nehemiah 13:12

Then brought all Judah the tithe of the grain and the new wine and the oil unto the storehouse.

1 Corinthians 9:13-14

Do you not know that they who minister about holy things live of the things of the temple? and they who wait at the altar are partakers with the altar?

Galatians 6:6

Let him that is taught in the word share with him that teaches in all good things.

Hebrews 7:5

And verily they that are of the sons of Levi, who receive the office of the priesthood, have a commandment to take tithes of the people according to the law, that is, of their brethren, though they are descendants of Abraham:

Treasury of Scripture Knowledge

Summary

And, behold, I have given the children of Levi all the tenth in Israel for an inheritance, for their service which they serve, even the service of the tabernacle of the congregation.

Bible References

The tenth

Numbers 18:24
But the tithes of the children of Israel, which they offer as a heave offering unto the LORD, I have given to the Levites to inherit: therefore I have said unto them, Among the children of Israel they shall have no inheritance.
Leviticus 27:30
And all the tithe of the land, whether of the seed of the land, or of the fruit of the tree, is the LORD'S: it is holy unto the LORD.
Deuteronomy 12:17
You may not eat within your gates the tithe of your grain, or of your wine, or of your oil, or the firstlings of your herds or of your flock, nor any of your offerings which you vow, nor your freewill offerings, or heave offering of your hand:
Deuteronomy 14:22
You shall truly tithe all the increase of your seed, that the field brings forth year by year.
2 Chronicles 31:5
And as soon as the commandment was spread abroad, the children of Israel brought in abundance the firstfruits of grain, wine, and oil, and honey, and of all the increase of the field; and the tithe of all things brought they in abundantly.
Nehemiah 10:29
They joined with their brethren, their nobles, and entered into a curse, and into an oath, to walk in God's law, which was given by Moses the servant of God, and to observe and do all the commandments of the LORD our Lord, and his ordinances and his statutes;
Nehemiah 12:44
And at that time were some appointed over the chambers for the stores, for the offerings, for the firstfruits, and for the tithes, to gather into them out of the fields of the cities the portions required by the law for the priests and Levites: for Judah rejoiced for the priests and for the Levites who ministered.
Nehemiah 13:12
Then brought all Judah the tithe of the grain and the new wine and the oil unto the storehouse.

Even the service

Numbers 18:6
And I, behold, I have taken your brethren the Levites from among the children of Israel: to you they are given as a gift for the LORD, to do the service of the tabernacle of meeting.
Numbers 3:7
And they shall perform his duties, and the duties of the whole congregation before the tabernacle of meeting, to do the work of the tabernacle.
1 Corinthians 9:13
Do you not know that they who minister about holy things live of the things of the temple? and they who wait at the altar are partakers with the altar?
Galatians 6:6
Let him that is taught in the word share with him that teaches in all good things.

General references

Leviticus 27:30
And all the tithe of the land, whether of the seed of the land, or of the fruit of the tree, is the LORD'S: it is holy unto the LORD.
Deuteronomy 10:9
Therefore Levi has no part nor inheritance with his brethren; the LORD is his inheritance, according as the LORD your God promised him.
Deuteronomy 14:22
You shall truly tithe all the increase of your seed, that the field brings forth year by year.