'Forty' in the Bible

And from Asher, those who went out armed [and] prepared for battle: forty thousand.

And Aram fled before Israel. And David killed from Aram [the men of] seven thousand chariots and forty thousand foot soldiers, and he put to death Shophach the commander of the army.

And the days that he reigned over Israel [were] forty years. In Hebron he reigned seven years, and in Jerusalem he reigned thirty-three years.