Numbers 1:47

But the Levites according to the tribe of their fathers were not numbered among them.

Numbers 2:33

But the Levites were not numbered among the sons of Israel, as LORD commanded Moses.

Numbers 3:1-49

Now these are the generations of Aaron and Moses in the day that LORD spoke with Moses in mount Sinai:

Numbers 26:57-62

And these are those who were numbered of the Levites according to their families: of Gershon, the family of the Gershonites; of Kohath, the family of the Kohathites; of Merari, the family of the Merarites.

1 Chronicles 6:1-81

The sons of Levi: Gershon, Kohath, and Merari.

Numbers 1:3

from twenty years old and upward, all who are able to go forth to war in Israel. Thou and Aaron shall number them by their armies.

Numbers 1:50

but appoint thou the Levites over the tabernacle of the testimony, and over all the furniture of it, and over all that belongs to it. They shall bear the tabernacle, and all the furniture of it, and they shall minister to it, and s

Numbers 8:1-26

And LORD spoke to Moses, saying,

1 Chronicles 21:6

But he did not count Levi and Benjamin among them, for the king's word was abominable to Joab.

Treasury of Scripture Knowledge

Summary

But the Levites after the tribe of their fathers were not numbered among them.

Bible References

General references

Numbers 1:3
from twenty years old and upward, all who are able to go forth to war in Israel. Thou and Aaron shall number them by their armies.
Numbers 2:33
But the Levites were not numbered among the sons of Israel, as LORD commanded Moses.
Numbers 26:57
And these are those who were numbered of the Levites according to their families: of Gershon, the family of the Gershonites; of Kohath, the family of the Kohathites; of Merari, the family of the Merarites.
1 Chronicles 21:6
But he did not count Levi and Benjamin among them, for the king's word was abominable to Joab.