Qishan (231) — the same event in Records of the Three Kingdoms and Zizhi Tongjian

Records of the Three Kingdoms: Zhuge Liang again besieged Qishan and for the first time transported supplies by wooden oxen; when supplies ran out…

What each source says

Records of the Three Kingdoms (Sanguozhi) · AD 231 · 祁山

Zhuge Liang again besieged Qishan and for the first time transported supplies by wooden oxen; when supplies ran out and he withdrew, the pursuing Zhang He was struck by an arrow and died.

魏司馬懿、張郃救祁山。
Location: 蜀書 後主傳 (卷33) 建興9년

Zizhi Tongjian (Comprehensive Mirror) · AD 231 · 祁山

Zhuge Liang led his army in an invasion, besieged Qishan, and transported grain with wooden oxen.

亮帥諸軍入寇,圍祁山,以木牛運。
Location: 卷072 231년 단락2 제3문

Place: 祁山

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