'Forty' in the Bible

And the days that David reigned over Israel were forty years: seven years reigned he in Hebron, and thirty and three years reigned he in Jerusalem.

And Solomon had forty thousand stalls of horses for his chariots, and twelve thousand horsemen.

And the house, that is, the temple before it, was forty cubits long.

And it was covered with cedar above upon the beams, that lay on forty five pillars, fifteen in a row.

Then made he ten lavers of brass: one laver contained forty baths: and every laver was four cubits: and upon every one of the ten bases one laver.

And the time that Solomon reigned in Jerusalem over all Israel was forty years.

And Rehoboam the son of Solomon reigned in Judah. Rehoboam was forty and one years old when he began to reign, and he reigned seventeen years in Jerusalem, the city which the LORD did choose out of all the tribes of Israel, to put his name there. And his mother's name was Naamah an Ammonitess.

And forty and one years reigned he in Jerusalem. And his mother's name was Maachah, the daughter of Abishalom.

And he arose, and did eat and drink, and went in the strength of that meat forty days and forty nights unto Horeb the mount of God.