Afterward he brought me to the temple, and measured the posts, six cubits wide on the one side, and six cubits wide on the other side, which was the width of the tabernacle.
Read Chapter 41
George Leo Haydock
The temple. This plan of a temple, which was here shown to the prophet in a vision, partly had relation to the material temple, which was to be rebuilt: and partly, in a mystical sense, to the spiritual temple of God, the Church of Christ. (Challoner)
The description seems grander than Solomon's; and yet Zorobabel's temple was meaner than his. Hence this prophecy, and those of Aggeus and Zacharias, cannot be understood of it, but of the Church. (St. Jerome; St. Augustine, City of God xviii. 45.) (Worthington)