《太平广记·卷三百九十八·石（坡》
到了武则天皇后称帝的大足年间，高丽国默啜攻克赵州定州，贼人想过桥南进。
至天后大足年，默啜破赵定州，贼欲南过。
During the Dazhu years, when Empress Wu Zetian ascended to the throne, the kingdom of Korea's Meruch attacked the state of Zhao and the state of Ding. The enemy wanted to cross the bridge to the south.