'Forty Years' in the Bible

For forty years the sons of Israel went in the desert till all the people of the men of war coming out of Egypt were finished, who heard not to the voice of Jehovah: which Jehovah sware to them, not for them to see the land which Jehovah sware to their fathers to give to us, a land flowing milk and honey.

The son of forty years was I in Moses the servant of Jehovah sending me from Kadesh-Barnea to spy the land; and I will turn back word to him as with my heart