'Forty Years' in the Bible

for the man on whom this sign of healing had taken place was above forty years old.

And when a period of forty years was fulfilled to him, it came into his heart to look upon his brethren, the sons of Israel;

And when forty years were fulfilled, an angel appeared to him in the wilderness of mount Sinai, in a flame of fire of a bush.

He led them out, having wrought wonders and signs in the land of Egypt, and in the Red sea, and in the wilderness forty years.

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

and for a time of about forty years he nursed them in the desert.

And then they asked for a king, and God gave to them Saul, son of Kis, a man of the tribe of Benjamin, during forty years.