Numbers 1:47

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

Numbers 2:33

But the Levites were not numbered among the children of Israel; as Jehovah commanded Moses.

Numbers 3:1-49

Now these are the generations of Aaron and Moses in the day that Jehovah spake with Moses in mount Sinai.

Numbers 26:57-62

And these are they that were numbered of the Levites after 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 that are able to go forth to war in Israel, thou and Aaron shall number them by their hosts.

Numbers 1:50

but appoint thou the Levites over the tabernacle of the testimony, and over all the furniture thereof, and over all that belongeth to it: they shall bear the tabernacle, and all the furniture thereof; and they shall minister unto it, and shall encamp round about the tabernacle.

Numbers 8:1-26

And Jehovah spake unto Moses, saying,

1 Chronicles 21:6

But Levi and Benjamin counted he not 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 that are able to go forth to war in Israel, thou and Aaron shall number them by their hosts.
Numbers 2:33
But the Levites were not numbered among the children of Israel; as Jehovah commanded Moses.
Numbers 26:57
And these are they that were numbered of the Levites after 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 Levi and Benjamin counted he not among them; for the king's word was abominable to Joab.

American Standard Version Public Domain