《元史·列传·卷二十四》
至元二十四年，随镇南王征安南。大军至泸江，安南王子遣其叔来自陈无罪。镇南王命察罕列举安南王之罪行，并加斥责，使者哑口无言，安南王子率众逃走。
众惑之。察罕曰： 妄也，是必构害仇家者。 
In the 24th year of Zhiyuan reign, he followed the King of Zhannan in the subjugation of Annan. When the imperial forces reached the Lu River, the Prince of Annan sent his uncle to make a statement that he was innocent. The King of Zhannan ordered Ren Chahan to list the crimes of the King of Annan and to rebuke him, leaving the envoy speechless. The Prince of Annan fled with his followers.