Battle of Yinshijia River (689) — the same event in New Book of Tang and Zizhi Tongjian
New Book of Tang: Wei Daijia was defeated by the Tibetans at the Yinshijia River.; Zizhi Tongjian: In May 689, Wei Daijia's army reaches the…
What each source says
Wei Daijia was defeated by the Tibetans at the Yinshijia River.
韋待價及吐蕃戰于寅識迦河，敗績
Location: 新唐書 卷004 則天·中宗 永昌1年5月
In May 689, Wei Daijia's army reaches the Yinshijia River and fights Tubo, suffering a great defeat.
韋待價軍至寅識迦河，與吐蕃戰，大敗。
Location: 권204 689년 항