2 Chronicles 11:21

11:21 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.

2 Chronicles 34:12

34:12 The men worked faithfully. Their supervisors were Jahath and Obadiah (Levites descended from Merari), as well as Zechariah and Meshullam (descendants of Kohath). The Levites, all of whom were skilled musicians,

[11:21]  ¹ sn Concubines were slave women in ancient Near Eastern societies who were the legal property of their master, but who could have legitimate sexual relations with their master. A concubine’s status was more elevated than a mere servant, but she was not free and did not have the legal rights of a free wife. The children of a concubine could, in some instances, become equal heirs with the children of the free wife. After the period of the Judges concubines may have become more of a royal prerogative (2 Sam 21:10-14; 1 Kgs 11:3).