Third Book of Kings (Author Compiled by Isaias and Jeremias from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
6:16And he built up twenty cubits with boards of cedar at the hinder part of the temple, from the floor to the top: and made the inner house of the oracle to be the holy of holies.
Original from Project Gutenberg - Massive cleanup of OCR problems and editing done locally.