Ezekiel 40:5
I saw a wall all around the temple area. The measuring rod in the man's hand was about 10 1/2 feet long. He measured the wall. It was one rod thick and one rod high.
Ezekiel 40:5, Readable English Bible (READ)
Note: Hebrew: six long cubits, each a cubit and a handbreadth. In Ezekiel's temple vision, a long cubit is about 21 inches.