Judges 8:31

And his concubine that dwelt in Shechem bare him a son also, whose name he called Abimelech.

Genesis 16:15

And Hagar bare Abram a son, and Abram called his son's name which Hagar bare, Ishmael.

Genesis 20:2

And Abraham said of Sara his wife, that she was his sister. Then Abimelech, king of Gerar, sent and fetched Sara away.

Genesis 22:24

And his concubine called Reuma she bare also Tebah, Gaham, Tahash and Maacha.

Judges 9:1-5

For Abimelech the son of Jerubbaal went to Shechem, unto his mother's brethren, and communed with them and with all his mother's father's kindred, saying,

Judges 9:18

and ye are risen up against my father's house this day. And have slain his children, even seventy persons upon one stone and have made Abimelech - the son of his maidservant - king over the citizens of Shechem, because he is your brother.

Treasury of Scripture Knowledge

Summary

And his concubine that was in Shechem, she also bare him a son, whose name he called Abimelech.

Bible References

Concubine

Judges 9:1
For Abimelech the son of Jerubbaal went to Shechem, unto his mother's brethren, and communed with them and with all his mother's father's kindred, saying,
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 called Reuma she bare also Tebah, Gaham, Tahash and Maacha.