'Forty Years' in the Bible

For the man on whom this miracle of healing had been wrought, was above forty years old.

But when he was full forty years old, it came into his heart to visit his brethren, the children of Israel.

And forty years being expired, the angel of the Lord appeared to him, in the wilderness, in a flame of fire in a bush.

He brought them out, doing wonders and signs, in the land of Egypt, and in the Red Sea, and in the wilderness forty years.

And God turned and gave them up, to worship the host of heaven; as it is written in the book of the prophets, Have ye offered victims and sacrifices to me, for forty years in the wilderness, O house of Israel?

And he suffered their manners in the wilderness, about the space of forty years.

And afterward they desired a king: and God gave them Saul the son of Kish, a man of the tribe of Benjamin, forty years.