John Gills Exposition of the Bible Commentary - Ezekiel 40:8
He measured also the porch of the gate within , one reed. This was either the measure of the breadth of the porch between the opposite chambers on both sides; or rather of the length of that space, which was between the third little chamber and the last gate; and such a space must be supposed to be between the first gate and the first little chamber, which space were three yards and a half; which shows how spacious the churches of Christ will be, and how exactly measured. read more
Matthew Henry's Complete Commentary - Ezekiel 40:5-26
The measuring-reed which was in the hand of the surveyor-general was mentioned before, Ezek. 40:3. Here we are told (Ezek. 40:5) what was the exact length of it, which must be observed, because the house was measured by it. It was six cubits long, reckoning, not by the common cubit, but the cubit of the sanctuary, the sacred cubit, by which it was fit that this holy house should be measured, and that was a hand-breadth (that it, four inches) longer than the common cubit: the common cubit was... read more