Numbers 3:22

The males who were numbered, every male from a month old and upward totaled 7,500.

Numbers 4:38-40

The men who were numbered of the sons of Gershon, by their families (clans), and by their fathers’ households,

Treasury of Scripture Knowledge

Summary

Those that were numbered of them, according to the number of all the males, from a month old and upward, even those that were numbered of them were seven thousand and five hundred.

From a month old

General references

Bible References

From a month old

Numbers 4:38
The men who were numbered of the sons of Gershon, by their families (clans), and by their fathers’ households,

General references

Numbers 3:15
“Number the sons of Levi by their fathers’ households, by their families (clans). You shall number every male from a month old and upward.”
Joshua 21:6
The sons of Gershon received thirteen cities by lot from the families of the tribe of Issachar and from the tribe of Asher and from the tribe of Naphtali and from the half-tribe of Manasseh in Bashan.