《徐霞客游记·江右游日记九》
沿东壁巡检司南面来的溪水往西南行，五里后经过四应山东麓。
循东壁南来之溪西南行，五里，过四应山之东麓。
Follow the stream from the south of the Dongbi Xunji Division to the southwest for five _li_ and you will reach the east foot of Siying Mountain.