Ezekiel 42:3

He measured the length of the building along the front of the separate area behind it, with a gallery on each side, one hundred cubits, along with the inner nave and the porches of the court.

The thresholds, the latticed windows, and the galleries round about their three stories, opposite the threshold, were paneled with wood all around, and from the ground to the windows (but the windows were covered),

Now the upper chambers were smaller because the galleries took more space away from them than from the lower and middle ones in the building.

Then a measuring rod like a staff was given to me, saying, “Get up and measure the sanctuary of God and the altar, and those who worship in it.