《北齐书·本纪·卷三》
三月二十日，王南临黎阳，于虎牢渡河，从洛阳出发经过太行后返回晋阳。
三月辛亥，王南临黎阳，济于虎牢，自洛阳从太行而反晋阳。
On March 20, the King arrived at Liyang in the south, and crossed the Yellow River at Hulao. He returned to Jinyang after passing Taihang Mountain and setting out from Luoyang.