[bēi jiǔ shì bīng quán, ㄅㄟ ㄐㄧㄡˇ ㄕˋ ㄅㄧㄥ ㄑㄩㄢˊ, 杯酒释兵权 / 杯酒釋兵權] to dismiss military hierarchy using wine cups; cf Song founding Emperor Song Taizu 宋太祖 holds a banquet in 961 and persuades his senior army commanders to go home to their provinces [Add to Longdo]