号令如山（號令如山）　

◎ 号令如山 hàolìng-rúshān

[orders are as inviolable as a mountain] 发出军令就坚决执行,不可更改。形容军纪严明

岳节使号令如山,若与之敌。万无生理。——《宋史·岳飞传》