Battle of Chang'an (757) — the same event in Old Book of Tang and New Book of Tang

Old Book of Tang: Prince Guangping Li Shu crushed An Shouzhong and others northwest of Xiangji Temple, laying the groundwork for retaking Chang'an…

What each source says

Old Book of Tang (Jiu Tangshu), Annals · AD 757 · 長安

Prince Guangping Li Shu crushed An Shouzhong and others northwest of Xiangji Temple, laying the groundwork for retaking Chang'an.

壬寅,與賊將安守忠、李歸仁等戰於香積寺西北,賊軍大敗,斬首六萬級,賊帥張通儒棄京城東走。
Location: 舊唐書 卷10 至德2年 9月

Old Book of Tang (Jiu Tangshu), Annals · AD 757 · 長安

Prince Guangping recovered the Western Capital Chang'an.

癸卯,廣平王收西京。
Location: 舊唐書 卷10 至德2年 9月

New Book of Tang (Xin Tangshu), Annals · AD 757 · 長安

Li Chu, Prince of Guangping (later Emperor Daizong), recovered the Western Capital, Chang'an, with the victory at Xiangji Temple.

癸卯,復京師
Location: 新唐書 卷006 肅宗·代宗 至德2年9月

New Book of Tang (Xin Tangshu), Annals · AD 757 · 長安

The capital, Chang'an, was recovered.

十月丁巳,皇帝復京師
Location: 新唐書 卷005 睿宗·玄宗 至德2年10月

Place: 長安

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