《资治通鉴·唐纪·唐纪四》
李世民带兵赴介休，宋金刚还有二万人，出西门，背对城墙排列战阵，南北长七里。
世民引兵趣介休，金刚尚有众二万，戊午，出西门，背城布陈，南北七里。
Li Shimin led troops to Jizhou, with Song Jin Gang having 20,000 troops, who went out from the west gate, formed a battle formation with their backs to the city wall, stretching seven li from north to south.