《北史·本记·卷一》
派寿光侯叔孙建等率领部众从平原东渡黄河，攻下青州和兖州各郡。
遣寿光侯叔孙达等率众自平原东度，徇下青、兗诸郡。
He sent Marquis of Shouguang, Shusun Jian, led his troops to cross the Yellow River from Pingyuan in the east, and attacked various counties of Qingzhou and Yanzhou. 