Verse 48. "Breadth of the gate" - It is evident that the gate was a bivalve, or had folding doors. The length of the porch was twenty cubits. Josephus says the vestibule was twenty cubits long and ten broad. Antiq. lib. viii. 3, 2.
Verse 49. "By the steps" - This was a flight of steps that led to the temple; there were eight steps in each flight. See YY in the plan.