1 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
Chapter 17
1Now it came to pass, as David sat in his house, that David said to Nathan the prophet, Lo, I dwell in an house of cedars, but the ark of the covenant of the LORD remaineth under curtains.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.