《新唐书·列传·卷七十九》
浑蠨说： 李晟秉性忠义正直，像高山一样不可动摇，我预料，一定能打败叛军。 
瑊曰： 晟秉义挺忠，崒然不可夺。
Hun Kuang said: "Li Sheng is loyal, righteous, and steadfast like a mountain. I believe he will definitely be able to defeat the rebel army."