Annam (722) — the same event in Old Book of Tang and Zizhi Tongjian

Old Book of Tang: Annam bandit chiefs Mei Shuluan and others attacked the prefectures and counties, so Yang Sixu was sent to suppress them.; Zizhi…

What each source says

Old Book of Tang (Jiu Tangshu), Annals · AD 722 · 安南

Annam bandit chiefs Mei Shuluan and others attacked the prefectures and counties, so Yang Sixu was sent to suppress them.

秋八月丙戌,嶺南按察使裴伷先上言安南賊帥梅叔鸞等攻圍州縣,遣驃騎將軍兼內侍楊思勖討之。
Location: 舊唐書 卷8 開元10年 8月

Zizhi Tongjian (Comprehensive Mirror) · AD 722 · 安南

In August 722, bandit chief Mei Shuyan and others of Annam attack and besiege prefectures and counties; Yang Sixu, General of the Biaoqi and eunuch, is sent to subdue them.

安南賊帥梅叔焉等攻圍州縣,遣驃騎將軍兼內侍楊思勖討之。
Location: 권212 722년 항

Zizhi Tongjian (Comprehensive Mirror) · AD 722 · 安南

Sixu gathers more than 100,000 troops and young men, attacks by surprise and routs them, beheads Shuyan, piles up corpses to make a jingguan monument, and returns.

思勖募群蠻子弟,得兵十餘萬,襲擊,大破之,斬叔焉,積屍為京觀而還。
Location: 권212 722년 항

Place: 安南

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