1 Kings (Author Compiled by Isaiah and Jeremiah from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
6:20And before the oracle is twenty cubits in length, and twenty cubits in breadth, and twenty cubits is its height; and he overlayeth it with gold refined, and overlayeth the altar with cedar.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.