1 Kings 5:14

He appointed Adoniram to be in charge of them. He divided them into three groups of ten thousand men. Each group spent one month in Lebanon and two months back home.

1 Kings 4:6-19

In charge of the palace servants: Ahishar In charge of the forced labor: Adoniram son of Abda.

1 Chronicles 27:1-15

This is a list of Israelite family heads, regiment and battalion commanders, and officers who were serving the king in all the army's units. Throughout each year they came for a month at a time and then left. Each unit consisted of twenty-four thousand men.

Treasury of Scripture Knowledge

Summary

And he sent them to Lebanon, ten thousand a month by courses: a month they were in Lebanon, and two months at home: and Adoniram was over the levy.

Adoniram

Bible References

A month

1 Kings 4:7
Solomon appointed twelve men as district governors in Israel. They provided food from their districts for the king and his household, each man being responsible for one month out of the year.
1 Chronicles 27:1
This is a list of Israelite family heads, regiment and battalion commanders, and officers who were serving the king in all the army's units. Throughout each year they came for a month at a time and then left. Each unit consisted of twenty-four thousand men.

Adoniram

1 Kings 4:6
In charge of the palace servants: Ahishar In charge of the forced labor: Adoniram son of Abda.