1 Kings (Author Compiled by Isaiah and Jeremiah from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
20:29And they encamped one over against the other seven days; and it came to pass that on the seventh day the battle was joined; and the children of Israel smote of the Syrians a hundred thousand footmen in one day.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.