and LORD said to Moses, Speak to Aaron thy brother, that he not come at all times into the holy place within the veil, before the mercy-seat which is upon the ark, that he not die, for I will appear in the cloud upon the mercy-seat
And he built twenty cubits on the hinder part of the house with boards of cedar from the floor to the walls [of the ceiling]. He built [them] for it inside, for an oracle, even for the most holy place.