Ezekiel 10:19

10:19 The cherubim spread their wings, and they rose up from the earth while I watched (when they went the wheels went alongside them). They stopped at the entrance to the east gate of the Lord’s temple as the glory of the God of Israel hovered above them.

Ezekiel 41:6

41:6 The side chambers were in three stories, one above the other, thirty in each story. There were offsets in the wall all around to serve as supports for the side chambers, so that the supports were not in the wall of the temple.