《北史·列传·卷三十二》
正始元年，典事史元显将一只长了四只爪、四个翅膀的鸡献给朝廷。朝廷下诏让散骑侍郎赵邕询问崔光：这种怪异现象的出现象征着什么？
正始元年夏，有典事史元显献四足四翼鸡，诏散骑侍郎赵邕以问光。
In the first year of the Zhengshi era, a Master of Records, Yuan Xian, presented a chicken with four claws and four wings to the court. The court ordered a Gentleman of the Household Cavalry, Zhao Yong, to ask Cui Guang what the appearance of such a monstrosity portended.