concubine
1 Chronicles 2:46
And Ephah, Caleb's concubine, bare Haran, and Moza, and Gazez: and Haran begat Gazez.
Genesis 25:5
And Abraham gave all that he had unto Isaac.
Genesis 25:6
But unto the sons of the concubines, which Abraham had, Abraham gave gifts, and sent them away from Isaac his son, while he yet lived, eastward, unto the east country.