Ezekiel
Ezekiel 41:15BSB·traditional attribution

Next he measured the length of the building facing the temple courtyard at the rear of the temple, including its galleries on each side; it was a hundred cubits. The outer sanctuary, the inner sanctuary, and the porticoes facing the court,

Matthew Henry Presbyterian @wholebiblehenry

Here is, 1. An account of a building that was before the separate place (that is, before the temple), at the end towards the west (Eze 41:12), which is here measured, and compared (Eze 41:13) with the measure of the house, and appears to be of equal dimensions with it.

Commenting on Ezekiel 41:12-26

John Gill Reformed Baptist @doctorgill

And he measured the length of the building over against the separate place,.... Which was ninety cubits, as appears from Eze 41:12, when measured by itself: which was behind it; that is, behind the separate place, or holiest of all, at the back of it, at the west end.

Jamieson-Fausset-Brown Reformed @jfbcommentary

galleries--terrace buildings. On the west or back of the temple, there was a separate place occupied by buildings of the same external dimensions as the temple, that is, one hundred cubits square in the entire compass [FAIRBAIRN].