The sons of Leah Jacob's first wife, which are six, and are reckoned in order, according to their birth, Reuben, Simeon, Levi, Judah, Issachar, Zebulun.
21
And it came to pass when Israel dwelt in that land, that Ruben went and lay with Balla, the concubine of his father Jacob; and Israel heard, and the thing appeared grievous before him.