《宋书·志·卷二十八》
永和八年十二月，白獐出现于丹阳的永世，永世令徐该捕获献上朝廷。
永和八年十二月，白麞见丹阳永世，永世令徐该获以献。
In December of the eighth year of Yonghe, a white deer appeared in Yongshi, Danyang. Yongshi ordered Xu Gai to capture it and present it to the court.