1 Chronicles 23:24
These were the sons of Levi by their fathers' houses; even the heads of their fathers' houses, as they were counted individually by the number of their names, that did the work for the service of the house of the LORD, from the age of twenty years and upward.
Numbers 10:17
And the tabernacle was taken down; and the sons of Gershon and the sons of Merari moved forward, bearing the tabernacle.
Numbers 10:21
And the Kohathites moved forward, bearing the sanctuary: and the others did set up the tabernacle before they came.
1 Chronicles 23:3
Now the Levites were numbered from the age of thirty years and upward: and their number, man by man, was thirty and eight thousand.
Numbers 4:3
From thirty years old and upward even until fifty years old, all that enter the service, to do the work in the tabernacle of meeting.
Numbers 8:24
This is what pertains to the Levites: from twenty and five years old and upward they shall go in to wait upon the service of the tabernacle of meeting:
Ezra 3:8
Now in the second year of their coming unto the house of God at Jerusalem, in the second month, began Zerubbabel the son of Shealtiel, and Jeshua the son of Jozadak, and the remnant of their brethren the priests and the Levites, and all they that were come out of the captivity unto Jerusalem; and appointed the Levites, from twenty years old and upward, to oversee the work of the house of the LORD.
Numbers 1:2-4
Take you the sum of all the congregation of the children of Israel, after their families, by the house of their fathers, with the number of their names, every male individually;
Numbers 1:18
And they assembled all the congregation together on the first day of the second month, and they declared their ancestry by their families, by the house of their fathers, according to the number of the names, from twenty years old and upward, individually.
Numbers 1:22
Of the children of Simeon, by their generations, after their families, by the house of their fathers, those that were numbered of them, according to the number of the names, individually, every male from twenty years old and upward, all that were able to go forth to war;
Numbers 2:32
These are those who were numbered of the children of Israel by the house of their fathers: all those that were numbered of the camps according to their armies were six hundred and three thousand and five hundred and fifty.
Numbers 3:15
Number the children of Levi after the house of their fathers, by their families: every male from a month old and upward shall you number them.
Numbers 3:20
And the sons of Merari by their families; Mahli, and Mushi. These are the families of the Levites according to the house of their fathers.
Numbers 3:47
You shall even take five shekels apiece individually, after the shekel of the sanctuary shall you take them: (the shekel is twenty gerahs:)
Numbers 4:34-49
And Moses and Aaron and the leaders of the congregation numbered the sons of the Kohathites by their families, and by the house of their fathers,
1 Chronicles 23:27
For by the last words of David the Levites were numbered from twenty years old and above: