While Israel was encamped in that region, Reuben went and lay with Bilhah, his father’s concubine. When Israel heard of it, he was greatly offended. The sons of Jacob were now twelve.
When this was reported to Jotham, he went and stood at the top of Mount Gerizim and cried out in a loud voice: “Hear me, lords of Shechem, and may God hear you!