1 Chronicles 27:1-3

Young's Literal Translation

27 And the sons of Israel, after their number, heads of the fathers, and princes of the thousands and of the hundreds, and their officers, those serving the king in any matter of the courses, that are coming in and going out month by month, throughout all months of the year -- [are] in each course twenty and four thousand.

² Over the first course, for the first month, [is] Jashobeam son of Zabdiel, and on his course [are] twenty and four thousand;

³ of the sons of Perez [is] the head of all princes of the hosts for the first month.