NET

16 He built a wall 30 feet in from the rear of the temple as a partition for an inner sanctuary that would be the Most Holy Place. He paneled the wall with cedar planks from the floor to the rafters.

Darby

16 And he built twenty cubits of the innermost part of the house, both floor and walls, with boards of cedar; and he built [them] for it within, to [be] the oracle, the most holy place.

KJV

16 And he built twenty cubits on the sides of the house, both the floor and the walls with boards of cedar: he even built [them] for it within, [even] for the oracle, [even] for the most holy [place].