Genesis 35:23 ASV

²¹  And Israel journeyed, and spread his tent beyond the tower of Eder.

²²  And it came to pass, while Israel dwelt in that land, that Reuben went and lay with Bilhah his father's concubine: and Israel heard of it. Now the sons of Jacob were twelve:

²³  The sons of Leah: Reuben, Jacob's first-born, and Simeon, and Levi, and Judah, and Issachar, and Zebulun;

²⁴  the sons of Rachel: Joseph and Benjamin;

²⁵  and the sons of Bilhah, Rachel's handmaid: Dan and Naphtali;