1 Kings 6:3

3The vestibule in front of the nave of the house was twenty cubits long, equal to the width of the house, and ten cubits deep in front of the house.

1 Kings 7:12

12 aThe great court had three courses of cut stone all around, and a course of cedar beams; so had the inner court of the house of the Lord and bthe vestibule of the house.

Ezekiel 40:48-49

The Vestibule of the Temple

48Then he brought me to cthe vestibule of the temple and measured the djambs of the vestibule, five cubits on either side. And the breadth of the gate was fourteen cubits, and the sidewalls of the gate
Septuagint; Hebrew lacks  was fourteen cubits, and the sidewalls of the gate
were three cubits on either side.
49 fThe length of the vestibule was twenty cubits, and the breadth twelve
Septuagint; Hebrew eleven
cubits, and people would go up to it by ten steps.
Septuagint; Hebrew  and by steps that would go up to it
And there were pillars beside the jambs, one on either side.

Copyright information for ESV