concubine
Judges 9:1-5
1
And Abimelech the son of Jerubbaal went to Shechem unto his mother's brethren, and communed with them, and with all the family of the house of his mother's father, saying,
2
Speak, I pray you, in the ears of all the men of Shechem, Whether is better for you, either that all the sons of Jerubbaal, which are threescore and ten persons, reign over you, or that one reign over you? remember also that I am your bone and your flesh.
3
And his mother's brethren spake of him in the ears of all the men of Shechem all these words: and their hearts inclined to follow Abimelech; for they said, He is our brother.
4
And they gave him threescore and ten pieces of silver out of the house of Baalberith, wherewith Abimelech hired vain and light persons, which followed him.
5
And he went unto his father's house at Ophrah, and slew his brethren the sons of Jerubbaal, being threescore and ten persons, upon one stone: notwithstanding yet Jotham the youngest son of Jerubbaal was left; for he hid himself.
Genesis 16:15
And Hagar bare Abram a son: and Abram called his son's name, which Hagar bare, Ishmael.
Genesis 22:24
And his concubine, whose name was Reumah, she bare also Tebah, and Gaham, and Thahash, and Maachah.
Abimelech
Judges 9:18
And ye are risen up against my father's house this day, and have slain his sons, threescore and ten persons, upon one stone, and have made Abimelech, the son of his maidservant, king over the men of Shechem, because he is your brother;)
Genesis 20:2
And Abraham said of Sarah his wife, She is my sister: and Abimelech king of Gerar sent, and took Sarah.