《山海经·山经·西山经》
山中还有一种禽鸟，外形像鹞鹰却长着人一样的脚，名叫数斯，吃了它的肉就能治愈人脖子上的赘瘤病。
有鸟焉，其状如鸱而人足，名曰数斯，食之已瘿。
In the mountain, there is also a kind of bird that looks like a goshawk but with human feet. It is called Shusi, and eating its meat can cure a person's neck disease.