《水经注·卷九》
小惰武在东，汉高祖与滕公从玉门津渡水，夜宿小惰武，就是这地方。
小修武在东，汉祖与滕公济自玉门津，而宿小修武者也。
Xiao Duwu is in the east, and Emperor Gaozu of Han and Tenggong crossed the water from Yumenjin and stayed overnight at Xiao Duwu, which is this place.