TSK
Treasury of Scripture Knowledge references in WEB.
"Take a census of all the congregation of the children of Israel, by their families, by their fathers' houses, according to the number of the names, every male, one by one;
Of the children of Simeon, their generations, by their families, by their fathers' houses, those who were numbered of it, according to the number of the names, one by one, every male from twenty years old and upward, all who were able to go out to war;
"Count the children of Levi by their fathers' houses, by their families. You shall count every male from a month old and upward."
you shall take five shekels apiece for each one; after the shekel of the sanctuary you shall take them (the shekel is twenty gerahs):
Moses and Aaron and the princes of the congregation numbered the sons of the Kohathites by their families, and by their fathers' houses,
The tabernacle was taken down; and the sons of Gershon and the sons of Merari, who bore the tabernacle, went forward.
"You shall perform the duty of the sanctuary, and the duty of the altar; that there be wrath no more on the children of Israel.
For by the last words of David the sons of Levi were numbered, from twenty years old and upward.
Now in the second year of their coming to the house of God at Jerusalem, in the second month, began Zerubbabel the son of Shealtiel, and Jeshua the son of Jozadak, and the rest of their brothers the priests and the Levites, and all those who were come out of the captivity to Jerusalem, and appointed the Levites, from twenty years old and upward, to have the oversight of the work of the house of Yahweh.