《北齐书·本纪·卷四》
九月，皇帝亲临，想向周国军队挑战，周国军队不出战，于是到达晋阳。
九月，帝亲自临幸，欲以致周师。周师不出，乃如晋阳。
In September, the Emperor personally led an army, intending to challenge the Zhou army, but the Zhou army did not come out and fight. Thus he returned to Jinyang City.