Cross reference
Ezekiel 40:48
48 Then he brought me to the porch of the house, and measured each post of the porch, five cubits on this side, and five cubits on that side: and the breadth of the gate was three cubits on this side, and three cubits on that side.
1 Kings 6:3
3 The porch before the temple of the house, twenty cubits was the length of it, according to the breadth of the house; [and] ten cubits was the breadth of it before the house.
2 Chronicles 3:4
4 The porch that was before [the house], the length of it, according to the breadth of the house, was twenty cubits, and the height one hundred twenty; and he overlaid it within with pure gold.