'Forty Years' in the Bible

For the man on whom this act of power was done was more than forty years old.

But when he was almost forty years old, it came into his heart to go and see his brothers, the children of Israel.

At the end of forty years, an angel came to him in the waste land of Sinai, in the flame of a burning thorn-tree.

This man took them out, having done wonders and signs in Egypt and in the Red Sea and in the waste land, for forty years.

But God was turned from them and let them give worship to the stars of heaven, as it says in the book of the prophets, Did you make offerings to me of sheep and oxen for forty years in the waste land, O house of Israel?

And for about forty years he put up with their ways in the waste land.

Then at their request for a king, God gave them Saul, the son of Kish, a man of the family of Benjamin, who was their king for forty years.