And — This verse seems to sum up all the dimensions; this gate, its porch, and thickness of its walls, and so sum the cubits, six in the thickness of the outer wall, eighteen in the three chambers, twenty in the spaces between the chambers, and six cubits in the thickness in the inner wall of the porch.
Related Commentaries of Ezekiel 40:15
Ezekiel 40:15
15 And from the face of the gate of the entrance unto the face of the porch of the inner gate were fifty cubits.