指山说磨（指山説磨）　

◎ 指山说磨 zhǐshān-shuōmò

[point to a hill and talk about grindstone—make concealed reference to something] 借此说彼。比喻有意回避正题,弄虚作假,哄骗对方

为何远打周折,指山说磨,拿人家来比奴。——《金瓶梅词话》