Battle of Liangzhou (583) — the same event in History of the Northern Dynasties and Book of Sui
History of the Northern Dynasties: Dou Rongding defeated the Tujue and the Tuyuhun at Liangzhou.; Book of Sui: Acting Marshal Dou Rongding defeated…
What each source says
Dou Rongding defeated the Tujue and the Tuyuhun at Liangzhou.
壬戌，行軍元帥竇榮定破突厥及吐谷渾於涼州
Location: 北史 卷11 開皇3年
Acting Marshal Dou Rongding defeated the Turks and the Tuyuhun at Liangzhou.
行軍元帥竇榮定破突厥及吐谷渾於涼州
Location: 隋書 卷001 帝紀 開皇3年5月
Place: 姑臧 · 涼州
Show on the map — open History of the Northern Dynasties (Beishi), Annals