And Cainan lived after he begat Mahalaleel eight hundred and forty years, and begat sons and daughters:

And Isaac was forty years old when he took Rebekah to wife, the daughter of Bethuel the Syrian of Padanaram, the sister to Laban the Syrian.

And Esau was forty years old when he took to wife Judith the daughter of Beeri the Hittite, and Bashemath the daughter of Elon the Hittite:

For yet seven days, and I will cause it to rain upon the earth forty days and forty nights; and every living substance that I have made will I destroy from off the face of the earth.

And the rain was upon the earth forty days and forty nights.

And he spake unto him yet again, and said, Peradventure there shall be forty found there. And he said, I will not do it for forty's sake.

And Jacob lived in the land of Egypt seventeen years: so the whole age of Jacob was an hundred forty and seven years.