《资治通鉴·晋纪·晋纪三十三》
拓跋把他以往的这些过失加在一起，于是把他斩了，下属百官为此震惊惧怕。丁酉，后燕国主慕容盛尊自己的母亲献庄皇后丁氏为皇太后，册立自己的儿子辽西公慕容定为皇太子，实行大赦。
丁酉，燕王盛尊献庄后丁氏为皇太后，立辽西公定为皇太子。大赦。
Tuoba added up all his previous mistakes, so he beheaded him, and the subordinate officials were shocked and terrified for this. In the Dingyou year, the Later Yan Emperor Murong Sheng respected his mother, Xianzhuang Empress Ding, as the Empress Dowager, and established his son Liaoxi Gong Murongding as the crown prince and implemented a general amnesty.