《元史·列传·卷三十六》
六年，河南复起兵反蒙古，德海领兵征讨，炮伤其足，不久而卒。
甲午，河南复叛，德海往讨之，炮伤其足，以疾归，卒。
In the sixth year,河南 Province rose in rebellion against Mongolia again, and Dehai led troops to quell the rebellion. He was wounded by a cannon and died after a short while.