暗渡陈仓 (暗渡陳倉) àn dù chéncāng

àn dù chéncāng set phrase secretly crossing the Wei River at Chencang; to feign one thing while doing another
Domain: Idiom 成语
Notes: Refers to a stratagem used by Liu Bang 刘邦 in 206 BCE against Xiang Yu 项羽 of Chu (CC-CEDICT '暗渡陳倉')

Also contained in

明修栈道，暗渡陈仓 、 明修栈道暗渡陈仓