《明史·志·卷六十三》
胡杠说： 王献所开通的渠道，流沙容易溃塌，所导引的白河细流不足以灌注。
槚言： 献所凿渠，流沙善崩，所引白河细流不足灌注。
Hu Gang said: The channels dredged by Wang Xian collapse easily from quicksand, and the tiny streams diverted from the Baihe River are insufficient to irrigate the farmland.