So Sarai, Abram’s wife, took Hagar the Egyptian. her handmaid, at the end of ten years of Abrams dwelling in the land of Canaan, and gave her to Abram her husband, to be to him as a wife.
Then said Sarai unto Abram: My wrong, is, on thee! I, gave my handmaid into thy broom, and when she seeth that she hath conceived, then am lightly esteemed in her eyes Yahweh judge betwixt me and her.
And David took him yet more concubines and wives, out of Jerusalem, after he had come from Hebron, and there were, yet further, born unto David, sons and daughters.
And it came to pass while Israel inhabited that land, that Reuben went and lay with Bilhah his father’s concubine; and Israel heard of it. And so the Sons of Israel came to be Twelve.
Esau therefore went unto Ishmael,—and took Mahalath daughter of Ishmael son of Abraham sister of Nebaioth, to himself to wife, in addition to the wives that he had.
but, to the sons of the concubines whom Abraham had, Abraham gave gifts,—and then sent them away from Isaac his son while he himself yet lived, eastward unto the land of the east.