'Forty Days' in the Bible

And when he had fasted forty days and forty nights, he afterward hungered.

And he was in the wilderness forty days tempted of Satan; And he was with the wild beasts; And the angels ministered unto him.

during forty days, being tempted of the devil. And he did eat nothing in those days: and when they were completed, he hungered.

To whom he also showed himself alive after his passion by many proofs, appearing unto them by the space of forty days, and speaking the things concerning the kingdom of God: