Battle of Zigui (221) — the same event in Records of the Three Kingdoms and Zizhi Tongjian

Records of the Three Kingdoms: To avenge Guan Yu, Liu Bei campaigned against Wu; Wu Ban and Feng Xi defeated the Wu army at Wu and reached Zigui…

What each source says

Records of the Three Kingdoms (Sanguozhi) · AD 221 · 秭歸

To avenge Guan Yu, Liu Bei campaigned against Wu; Wu Ban and Feng Xi defeated the Wu army at Wu and reached Zigui.

孫權遣書請和,先主盛怒不許,吳將陸議、李異、劉阿等屯巫、秭歸;將軍吳班、馮習自巫攻破異等,軍次秭歸,武陵五谿蠻夷遣使請兵。
Location: 蜀書 先主傳 (卷32) 章武1년

Zizhi Tongjian (Comprehensive Mirror) · AD 221 · 秭歸

The Han ruler sent Wu Ban and Feng Xi, who defeated Wu generals Li Yi and Liu A at Wu, advancing to Zigui with forty thousand troops; the Wuling Man also requested troops.

漢主遣將軍吳班、馮習攻破權將李異、劉阿等於巫,進軍秭歸,兵四萬餘人,武陵蠻夷皆遣使往請兵。
Location: 卷069 221년 단락12 제1문

Place: 秭歸

Show on the map — open Records of the Three Kingdoms (Sanguozhi)