Genesis 35:22-24

New King James Version

²² And it happened, when Israel dwelt in that land, that Reuben went and ^(A)lay with Bilhah his father’s concubine; and Israel heard about it.

Jacob’s Twelve Sons

Now the sons of Jacob were twelve: ²³ the sons of Leah were ^(B)Reuben, Jacob’s firstborn, and Simeon, Levi, Judah, Issachar, and Zebulun; ²⁴ the sons of Rachel were Joseph and Benjamin;