《北齐书·列传·卷二十一》
幽州刺史刘灵助起兵后，孟和也聚集徒众归附高昂兄弟，昂则与灵助遥相呼应。
幽州刺史刘灵助之起兵也，孟和亦聚众附昂兄弟，昂遥应之。
After Liu Lingzhu, the Inspector of Youzhou, launched a rebellion, Menghe also rallied a group of followers to join the Gao Ang brothers, and Ang responded to Lingzhu from afar.