1 Chronicles 23:2-4

Darby Translation

² And he gathered together all the princes of Israel, with the priests and the Levites.

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.

⁴ Of these, twenty-four thousand were to preside over the work of the house of Jehovah; and six thousand were officers and judges;