《资治通鉴·魏纪·魏纪二》
当初，孟达受文帝宠信，又和桓阶、夏侯尚关系密切，文帝去世后，桓阶和夏侯尚也相继故去，孟达心中忧虑不安。
初，孟达既为文帝所宠，又与桓阿阶、夏侯尚亲善；及文帝殂，阶、尚皆卒，达心不自安。
Initially, Meng Da was trusted by Emperor Wen, and maintained close relations with Huan Jie and Xiahou Shang. After Emperor Wen died, Huan Jie and Xiahou Shang also passed away, and Meng Da felt anxious and worried.