Afterward his brother came out, and his hand grasped Esau’s heel, so he was named Jacob (one who grabs by the heel, supplanter). Isaac was sixty years old when Rebekah gave birth to them.

All the persons who came with Jacob into Egypt—who were his direct descendants, not counting the wives of [Jacob or] Jacob’s sons, were sixty-six persons in all,

If five of the fifty righteous are lacking, will You destroy the entire city for lack of five?” And He said, “If I find [at least] forty-five [righteous people] there, I will not destroy it.”