1 Chronicles 23:3
And the Levites were numbered from thirty years old and upward. And their number by their polls, man by man, was thirty-eight thousand.
1 Chronicles 23:24
These were the sons of Levi after their fathers' houses, even the heads of the fathers of those of them that were counted, in the number of names by their polls, who did the work for the service of the house of LORD, from twenty ye
Numbers 4:2-49
Take the sum of the sons of Kohath from among the sons of Levi, by their families, by their fathers' houses,
Treasury of Scripture Knowledge
Summary
Now the Levites were numbered from the age of thirty years and upward: and their number by their polls, man by man, was thirty and eight thousand.
The levites
Thirty and eight
General references
Bible References
The levites
Numbers 4:2
Take the sum of the sons of Kohath from among the sons of Levi, by their families, by their fathers' houses,
Thirty and eight
Numbers 4:48
even those who were numbered of them, were eight thousand and five hundred and eighty.
General references
Numbers 4:35
from thirty years old and upward even to fifty years old, each man who entered upon the service, for work in the tent of meeting.