TSK · Numbers 1:50

then Moses stood in the gate of the camp, and said, "Whoever is on Yahweh's side, come to me!" All the sons of Levi gathered themselves together to him.

But the Levites shall encamp around the Tabernacle of the Testimony, that there may be no wrath on the congregation of the children of Israel: and the Levites shall be responsible for the Tabernacle of the Testimony."

Now this is the history of the generations of Aaron and Moses in the day that Yahweh spoke with Moses in Mount Sinai.

The families of the Gershonites shall encamp behind the tabernacle westward.

"When Aaron and his sons have finished covering the sanctuary, and all the furniture of the sanctuary, as the camp moves forward; after that, the sons of Kohath shall come to carry it: but they shall not touch the sanctuary, lest they die. These things are the burden of the sons of Kohath in the Tent of Meeting.

I have given the Levites as a gift to Aaron and to his sons from among the children of Israel, to do the service of the children of Israel in the Tent of Meeting, and to make atonement for the children of Israel; that there be no plague among the children of Israel, when the children of Israel come near to the sanctuary."

After that, the Levites went in to do their service in the Tent of Meeting before Aaron, and before his sons: as Yahweh had commanded Moses concerning the Levites, so they did to them.

"You shall perform the duty of the sanctuary, and the duty of the altar; that there be wrath no more on the children of Israel.

Now David was old and full of days; and he made Solomon his son king over Israel.

and weighed to them the silver, and the gold, and the vessels, even the offering for the house of our God, which the king, and his counselors, and his princes, and all Israel there present, had offered:

Moreover the Levites: Jeshua, Binnui, Kadmiel, Sherebiah, Judah, [and] Mattaniah, who was over the thanksgiving, he and his brothers.

All Israel in the days of Zerubbabel, and in the days of Nehemiah, gave the portions of the singers and the porters, as every day required: and they set apart [that which was] for the Levites; and the Levites set apart [that which was] for the sons of Aaron.

I perceived that the portions of the Levites had not been given them; so that the Levites and the singers, who did the work, had fled everyone to his field.

where the tribes go up, even Yah's tribes, according to an ordinance for Israel, to give thanks to the name of Yahweh.