《资治通鉴·唐纪·唐纪一》
待隋炀帝遇弑，吕子臧发丧完成礼数，然后请求投降；唐任命他为邓州刺史、封南郡公。
及炀帝遇弑，子臧发丧成礼，然后请降；拜邓州刺史，封南郡公。
When Sui Yangdi was assassinated, Lü Zizang completed the funeral rites and then asked to surrender; Tang appointed him as governor of Dengzhou and granted him the title of Duke of Nanyang.