First Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
Chapter 21
16And David lifting up his eyes, saw the angel of the Lord standing between heaven and earth, with a drawn sword in his hand, turned against Jerusalem: and both he and the ancients clothed in haircloth, fell down flat on the ground.
Original from Project Gutenberg - Massive cleanup of OCR problems and editing done locally.