《徐霞客游记·粤西游日记二》
又行二里，是秀塘，转向西南行，再次涉溪向北行，沿山麓走 二里路，又一条山涧从北山夹谷中流出来，涉到涧南，又顺一条西来的溪流进去，这就是源于西岭的溪流了。
又二里，为秀塘，转而西南行，复涉溪而北，循山麓行。二里，又一涧自北山夹中出，涉其南，又循一溪西来入，即西岭之溪也。
Walking another two li was Xiutang. I turned southwest, crossed the stream again and walked north. I walked two li along the foot of the mountain. Another stream flowed out of the clip valley in the north mountain, I crossed to the south of the stream and went in along a stream from the west. This was the stream from Xiling.