New Revised Standard Version
He sent them to the Lebanon, ten thousand a month in shifts; they would be a month in the Lebanon and two months at home; Adoniram was in charge of the forced labor.

Contemporary English Version
and he put Adoniram in charge of these workers. Solomon divided them into three groups of 10,000. Each group worked one month in Lebanon and had two months off at home.

New American Bible
He sent them to the Lebanon for a month in relays of ten thousand, so that they spent one month in the Lebanon and two months at home. Adoniram was in charge of the forced labor.

Douay-Rheims Bible
And he sent them to Libanus, ten thousand every month, by turns, so that two months they were at home: and Adoniram was over this levy.

And he sent them to Libanus, ten thousand every month, by turns, so that two months they were at home: and Adoniram was over this levy.

a month

1 Kings 4:7-19 And Solomon had twelve governors over all Israel, who provided victuals for the king and for his house hold: for every one provided necessaries, each man his month in the year. . . .

1 Chronicles 27:1-15 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. . . .

Adoniram

1 Kings 4:6 And Ahisar, governor of the house: and Adoniram, the son of Abda, over the tribute.