Caleb’s concubine Maacah bore Sheber and Tirhanah.

There may be sixty ¹  queens, and eighty concubines, and young women ²  without number.

His concubine, whose name was Reumah, also bore him children – Tebah, Gaham, Tahash, and Maacah.

His concubine, ¹  who lived in Shechem, also gave him a son, whom he named Abimelech. ² 

When David was told what Rizpah daughter of Aiah, Saul’s concubine, had done,

Caleb’s concubine ¹  Ephah bore Haran, Moza, and Gazez. Haran was the father of Gazez.

These were all the sons of David, not counting the sons of his concubines. ¹  Tamar was their sister.

Rehoboam loved Maacah daughter of Absalom more than his other wives and concubines. ¹  He had eighteen wives and sixty concubines; he fathered twenty-eight sons and sixty daughters.

Now Saul had a concubine named Rizpah daughter of Aiah. Ish-bosheth ¹  said to Abner, “Why did you have sexual relations with ²  my father’s concubine?” ³ 

In those days Israel had no king. There was a Levite ¹  living temporarily in the remote region of the Ephraimite hill country. He acquired a concubine ²  from Bethlehem ³  in Judah.

But while he was still alive, Abraham gave gifts to the sons of his concubines ¹  and sent them off to the east, away from his son Isaac. ² 

While Israel was living in that land, Reuben had sexual relations with ¹  Bilhah, his father’s concubine, and Israel heard about it. Jacob had twelve sons:

Timna, a concubine of Esau’s son Eliphaz, bore Amalek to Eliphaz. These were the sons ¹  of Esau’s wife Adah.

The Levite, ¹  the husband of the murdered woman, spoke up, “I and my concubine stopped in ²  Gibeah in the territory of Benjamin ³  to spend the night.

The leaders of Gibeah attacked me and at night surrounded the house where I was staying. ¹  They wanted to kill me; instead they abused my concubine so badly that she died.

David married more concubines and wives from Jerusalem after he arrived from Hebron. Even more sons and daughters were born to David.

So the king and all the members of his royal court ¹  set out on foot, though the king left behind ten concubines ²  to attend to the palace.

He had 700 royal wives ¹  and 300 concubines; ²  his wives had a powerful influence over him. ³ 

The sons to whom Keturah, Abraham’s concubine, ¹  gave birth: Zimran, Jokshan, Medan, Midian, Ishbak, Shuah. The sons of Jokshan: Sheba and Dedan.

The sons of Manasseh: Asriel, who was born to Manasseh’s Aramean concubine. ¹  She also gave birth to Makir the father of Gilead.