'Forty Days' in the Bible

For {within seven days} I will send rain upon the earth [for] forty days and forty nights. And I will blot out all the living creatures that I have made from upon the face of the ground."

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

And the flood came forty days and forty nights upon the earth. And the waters increased, and lifted the ark, and it rose up from the earth.

And it happened [that] at the end of forty days Noah opened the window of the ark that he had made.

Forty days {were required for it}, for thus [are] the days {required for} embalming. And the Egyptians wept for him seventy days.