Second Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
13:3And when Abia had begun battle, and had with him four hundred thousand most valiant and chosen men, Jeroboam put his army in array against him, eight hundred thousand men, who were also chosen and most valiant for war.
Original from Project Gutenberg - Massive cleanup of OCR problems and editing done locally.