Ezekiel 41:9, 12-15

The outer wall of the Temple’s side rooms was 8-3/4 feet thick. This left an open area between these side rooms

A large building stood on the west, facing the Temple courtyard. It was 122-1/2 feet wide and 157-1/2 feet long, and its walls were 8-3/4 feet thick. Then the man measured the Temple, and it was 175 feet long. The courtyard around the building, including its walls, was an additional 175 feet in length. The inner courtyard to the east of the Temple was also 175 feet wide. The building to the west, including its two walls, was also 175 feet wide. The sanctuary, the inner room, and the entry room of the Temple