ציטירנדיקער פּירוש אויף יחזקאל 40:16

and from the floor until the windows The base of the wall was made into a wall of cedar wood boards opposite it, and it ascended upward until the windows, and the windows were also covered with it. It is thus found that the windows were also closed from the inside, as it is said (here) (40:16): “And closed windows to the house.” (sic) And all this was [done] on the inside because they would spread upon it a gold plating - for the entire inside was spread over with gold - and gold cannot be spread upon stones.