“He built twenty cubits of the back part of the house with boards of cedar from the floor to the ceiling. He built this within, for an inner sanctuary, even for the most holy place.”
1 Kings 6:16 (WEB)
Context Reading
14So Solomon built the house and finished it. 15He built the walls of the house within with boards of cedar; from the floor of the house to the walls of the ceiling, he covered them on the inside with wood. He covered the floor of the house with cypress boards. 16He built twenty cubits of the back part of the house with boards of cedar from the floor to the ceiling. He built this within, for an inner sanctuary, even for the most holy place. 17In front of the temple sanctuary was forty cubits long. 18There was cedar on the house within, carved with buds and open flowers. All was cedar. No stone was visible.