When his brother came out with his hand clutching Esau's heel, they named him Jacob. Isaac was sixty years old when they were born.

All the direct descendants of Jacob who went to Egypt with him were sixty-six in number. (This number does not include the wives of Jacob's sons.)

what if there are five less than the fifty godly people? Will you destroy the whole city because five are lacking?" He replied, "I will not destroy it if I find forty-five there."