Berean Study Bible
This is the list of the Israelites—the heads of families, the commanders of thousands and of hundreds, and their officers who served the king in every matter concerning the divisions on rotating military duty each month throughout the year. There were 24,000 men in each division:

King James Bible
Now the children of Israel after their number, to wit, the chief fathers and captains of thousands and hundreds, and their officers that served the king in any matter of the courses, which came in and went out month by month throughout all the months of the year, of every course were twenty and four thousand.

American Standard Version
Now the children of Israel after their number, to wit , the heads of fathers houses and the captains of thousands and of hundreds, and their officers that served the king, in any matter of the courses which came in and went out month by month throughout all the months of the year-of every course were twenty and four thousand.

Darby Bible Translation
And [these] are the children of Israel after their number, the chief fathers and captains of thousands and hundreds, and their officers that served the king in every matter of the divisions, which came in and went out month by month throughout the months of the year; in every division were twenty-four thousand.

Douay-Rheims Bible
Now the children of Israel according to their number, the heads of families, captains of thousands and of hundreds, and officers, that served the king according to their companies, who came in and went out every month in the year, under every chief were four and twenty thousand.

English Revised Version
Now the children of Israel after their number, to wit, the heads of fathers' houses and the captains of thousands and of hundreds, and their officers that served the king, in any matter of the courses which came in and went out month by month throughout all the months of the year, of every course were twenty and four thousand.

Young's Literal Translation
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.