International Standard Version The outer wall of the side chambers was five cubits thick, and there was an empty space between the Temple's side chambers
American Standard Version The thickness of the wall, which was for the side-chambers, on the outside, was five cubits: and that which was left was the place of the side-chambers that belonged to the house.
Young's Literal Translation The breadth of the wall that is to the side-chamber at the outside is five cubits; and that which is left is the place of the side-chambers that are to the house.