Genesis 35:22

King James Version

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

Berean Standard Bible

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:

World English Bible

While Israel lived in that land, Reuben went and lay with Bilhah, his father’s concubine, and Israel heard of it. Now the sons of Jacob were twelve.

Read the chapter