《资治通鉴·唐纪·唐纪六十五》
唐宣宗被立为皇帝，宦官左神策军中尉马元贽出了大力，于是唐宣宗对他的恩遇超过其他宦官。
上之立也，左军中尉马元贽有力焉，由是恩遇冠诸宦者，植与之叙宗姓。
Ma Yuanzhi, the lieutenant of the Zuo Shence Army of eunuchs, made great contributions to the elevation of Emperor Xuānzong of Tang to the throne, and Emperor Xuānzong favored him more than other eunuchs.