Ezekiel 40:17 in the World English Bible
Then he brought me into the outer court. Behold, there were rooms and a pavement made for the court all around. Thirty rooms were on the pavement.
Context
16 And there were narrow windows to the little chambers, and to their posts within the gate round about, and likewise to the arches: and windows were round about inward: and upon each post were palm trees.
17 Then brought he me into the outward court, and, lo, there were chambers, and a pavement made for the court round about: thirty chambers were upon the pavement.
18 And the pavement by the side of the gates over against the length of the gates was the lower pavement.