Ezekiel 41:9-11

New Revised Standard Version, Anglicised

⁹ The thickness of the outer wall of the side chambers was five cubits; and the free space between the side chambers of the temple ¹⁰ and the chambers of the court was a width of twenty cubits all round the temple on every side. ¹¹ The side chambers opened on to the area left free, one door towards the north, and another door towards the south; and the width of the part that was left free was five cubits all round.