1 Kings (Author Compiled by Isaiah and Jeremiah from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
6:15and he buildeth the walls of the house within with beams of cedar, from the floor of the house unto the walls of the ceiling; he hath overlaid with wood the inside, and covereth the floor of the house with ribs of fir.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.