For after seven days I will send rain on the earth for forty days and forty nights, for the destruction of every living thing which I have made on the face of the earth.

And rain came down on the earth for forty days and forty nights.

And again he said to him, By chance there may be forty there. And he said, I will not do it if there are forty.

And after the birth of Mahalalel, Kenan went on living for eight hundred and forty years, and had sons and daughters:

And for forty days the waters were over all the earth; and the waters were increased so that the ark was lifted up high over the earth.

Then, after forty days, through the open window of the ark which he had made,

If by chance there are five less than fifty upright men, will you give up all the town to destruction because of these five? And he said, I will not give it to destruction if there are forty-five.

Isaac was forty years old when he took Rebekah, the daughter of Bethuel the Aramaean of Paddan-aram, and the sister of Laban the Aramaean, to be his wife.

And when Esau was forty years old, he took as his wives Judith, the daughter of Beeri the Hittite, and Basemath, the daughter of Elon the Hittite:

Thirty camels with their young ones, forty cows, ten oxen, twenty asses, and ten young asses.

And Jacob was living in the land of Goshen for seventeen years; so the years of his life were a hundred and forty-seven.

And the forty days needed for making the body ready went by: and there was weeping for him among the Egyptians for seventy days.