《徐霞客游记·黔游日记七》
洞前的溪水由东南方的峡中流来，此峡底部很平坦，大叶蒲丛生于其间，如在风前浇淬绿色剑刃，似于水上摇动的青萍之剑，郁郁有光彩。
洞前溪由东南峡中来，其峡底颇平，大叶蒲丛生其间，淬绿锷蒲叶于风前，摇青萍于水上，芃芃有光。
The stream in front of the cave flows from the canyon in the southeast, the bottom of this canyon is very flat, and there are clusters of large-leaved cattails, like green sword blades quenched by the wind, like the blue ping sword shaking on the water, with lush luster .