《徐霞客游记·粤西游日记三十二》
又在山坞中行二里，有小溪从南边尖山北面的峡谷中流来，向北与界牌岭来的水合流，有小桥，过桥，这里是上林县的地界。
又行坞中二里，有小水南自尖山北夹来，北与界牌之水合，有小桥，渡之，是为上林县界。
Walking two miles in the mountain ravine, a small stream flows from the canyon on the north side of the peak on the south side, meets the water from the Jiepailing in the north, there is a small bridge, cross the bridge, this is the boundary of Shanglin County.