《山海经·海经·海内东经》
从岷山中流出三条江，首先长江从汶山流出，再次北江从曼山流出，还有南江从高山流出。
岷三江：首大江出汶山，北江出曼山，南江出高山。
Three rivers flow out of the Min Mountains. First, the Yangtze River flows out of the Wen Mountains, then the Bei River flows out of the Man Mountains, and finally the Nan River flows out of the Gao Mountains.