Battle of Qinghai (678) — the same event in Old Book of Tang and Zizhi Tongjian

Old Book of Tang: Li Jingxuan and Liu Shenli fought the Tibetans on the banks of the Qinghai and were defeated, and Liu Shenli was taken prisoner…

What each source says

Old Book of Tang (Jiu Tangshu), Annals · AD 678 · 青海

Li Jingxuan and Liu Shenli fought the Tibetans on the banks of the Qinghai and were defeated, and Liu Shenli was taken prisoner.

丙寅,洮河道行軍大總管中書令李敬玄、左衛大將軍劉審禮等與吐蕃戰於青海之上,王師敗績,審禮被俘。
Location: 舊唐書 卷5 儀鳳3年 9月

Zizhi Tongjian (Comprehensive Mirror) · AD 678

In September 678 (Bingyin day), Li Jingxuan, with 180,000 men, fights Tubo's Lun Qinling by the shore of Qinghai and is defeated; Minister of Works Liu Shenli is captured by Tubo.

丙寅,李敬玄將兵十八萬與吐蕃將論欽陵戰於青海之上,兵敗,工部尚書、左衛大將軍彭城僖公劉審禮為吐蕃所虜。
Location: 권202 678년 항

Where the sources differ

A and B are two of the sources listed above.

On what pointSource ASource BWhat differs (in Korean)
NumbersOld Book of Tang (Jiu Tangshu), AnnalsZizhi Tongjian (Comprehensive Mirror)b 18만 군
Show on the map — open Old Book of Tang (Jiu Tangshu), Annals