Battle of Kucha (648) — the same event in Old Book of Tang and New Book of Tang

Old Book of Tang: Ashina She'er broke fifty cities of Kucha, captured the king of Kucha, and pacified Kucha.; New Book of Tang: Ashina She'er…

What each source says

Old Book of Tang (Jiu Tangshu), Annals · AD 648 · 龜茲

Ashina She'er broke fifty cities of Kucha, captured the king of Kucha, and pacified Kucha.

閏月丁丑朔,昆山道總管阿史那社爾降處密、處月,破龜茲大撥等五十城,虜數萬口,執龜茲王訶黎布失畢以歸,龜茲平,西域震駭。
Location: 舊唐書 卷3 貞觀22年 12月

New Book of Tang (Xin Tangshu), Annals · AD 648 · 龜茲

Ashina She'er defeated Kucha (in the first month of the following year he captured the King of Kucha).

己巳,阿史那社爾及龜茲戰,敗之
Location: 新唐書 卷002 太宗 貞觀22年10月

Place: 龜茲

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