2 Chronicles 31:4

Then he said to the people, to the inhabitants of Jerusalem, to give a gift for the priests and the Levites, so that they might be strong in the law of Yahweh.

Malachi 2:7

For the lips of [the] priest should guard knowledge, and they should seek instruction from his mouth, for he [is] the messenger of Yahweh of hosts.

Numbers 18:8-21

Yahweh spoke to Aaron, "Behold, I myself have given to you the responsibility of my contributions for all the holy objects of the {Israelites}; I have given them as a portion to you and your sons as an eternal decree.

Leviticus 27:30-33

" 'And any tithe of the land from the land's seed [or] from the fruit of the trees [is] for Yahweh; it [is] a holy object for Yahweh.

Numbers 18:26-28

"You will speak to the Levites and say to them, 'When you receive the tithe from the {Israelites} that I have given to you from them for your inheritance, {you will present} a contribution from it to Yahweh, a tithe from a tithe.

2 Chronicles 31:16

besides their enrollment by genealogy, to males from three years old and upward, to all who came into the house of Yahweh, {as each day required} for their service in their posts according to their working groups.

Nehemiah 13:10-13

And then I came to learn that the food of the Levites had not been given to them, so that the Levites and the singers, the doers of the work, had gone back each to his field.

Malachi 3:8-10

Will a human [dare to] rob God? Yet you [are] robbing me! And you say, 'How have we robbed you?' In the tithes and the contributions!

1 Corinthians 9:9-14

For in the law of Moses it is written, "You must not muzzle an ox [while it] is threshing." It is not about oxen God is concerned, is it?

Galatians 6:6

Now the one who is taught the word must share in all good [things] with the one who teaches.

Treasury of Scripture Knowledge

Summary

Moreover he commanded the people that dwelt in Jerusalem to give the portion of the priests and the Levites, that they might be encouraged in the law of the LORD.

General references

Bible References

The portion

2 Chronicles 31:16
besides their enrollment by genealogy, to males from three years old and upward, to all who came into the house of Yahweh, {as each day required} for their service in their posts according to their working groups.
Leviticus 27:30
" 'And any tithe of the land from the land's seed [or] from the fruit of the trees [is] for Yahweh; it [is] a holy object for Yahweh.
Numbers 18:8
Yahweh spoke to Aaron, "Behold, I myself have given to you the responsibility of my contributions for all the holy objects of the {Israelites}; I have given them as a portion to you and your sons as an eternal decree.
Malachi 3:8
Will a human [dare to] rob God? Yet you [are] robbing me! And you say, 'How have we robbed you?' In the tithes and the contributions!

That they might

Nehemiah 13:10
And then I came to learn that the food of the Levites had not been given to them, so that the Levites and the singers, the doers of the work, had gone back each to his field.
1 Corinthians 9:9
For in the law of Moses it is written, "You must not muzzle an ox [while it] is threshing." It is not about oxen God is concerned, is it?
Galatians 6:6
Now the one who is taught the word must share in all good [things] with the one who teaches.

General references

2 Kings 12:3
Only the high places were not removed; the people [were] still making sacrifices and offering incense on the high places.