GOD'S WORD® Translation
There was a wall which ran parallel to the side rooms and the outer courtyard. It ran alongside the side rooms for 87 1/2 feet.

American Standard Version
And the wall that was without by the side of the chambers, toward the outer court before the chambers, the length thereof was fifty cubits.

Berean Study Bible
An outer wall in front of the chambers was fifty cubits long and ran parallel to the chambers and the outer court.

Douay-Rheims Bible
And the outward wall that went about by the chambers, which were towards the outward court on the forepart of the chambers, was fifty cubits long.

English Revised Version
And the wall that was without by the side of the chambers, toward the outer court before the chambers, the length thereof was fifty cubits.

King James Bible
And the wall that was without over against the chambers, toward the utter court on the forepart of the chambers, the length thereof was fifty cubits.

World English Bible
The wall that was outside by the side of the rooms, toward the outer court before the rooms, its length was fifty cubits.

Young's Literal Translation
As to the wall that is at the outside, over-against the chambers, the way of the outer-court at the front of the chambers, its length is fifty cubits;

Ezekiel 42:7 Additional Translations ...