Forty and five years - The word of God to Moses was spoken after the return of the spies in the autumn of the second year after the Exodus (…

And now, behold, the Lord has kept me alive, as he said
Had upheld him in life, and preserved him from many dangers …

Caleb's request is, Give me this mountain, or Hebron, because it was formerly in God's promise to him, and he would let Israel know how mu…