Genesis 35:22-24 Christian Standard Bible (CSB)
22 While Israel was living in that region, Reuben went in and slept with his father’s concubine Bilhah, and Israel heard about it.
Jacob had twelve sons:
23 Leah’s sons were Reuben (Jacob’s firstborn),
Simeon, Levi, Judah,
Issachar, and Zebulun.
24 Rachel’s sons were
Joseph and Benjamin.