2 Kings (Author Compiled by Isaiah and Jeremiah from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
19:35And it came to pass that night, that an angel of Jehovah went forth, and smote in the camp of the Assyrians a hundred and eighty-five thousand. And when they arose early in the morning, behold, they were all dead bodies.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.