《明史·列传·卷二百零九》
此时镇守云南的中官钱能贪心自恣，派指挥郭景持敕令向安南索取货物。
时云南镇守中官钱能贪恣，遣指挥郭景赍敕取其货。
At that time, the eunuch Qian Neng, who was in charge of guarding Yunnan, was greedy and self-indulgent; he sent Commander Guo Jing to go to Annam with an imperial decree to demand goods.