杀鸡儆猴

shā jī jǐng hóu

lit. to kill the chicken to warn the monkey (idiom)

fig. to punish an individual as an example to others

杀

shā

to kill; to slay; to murder; to attack

鸡

jī

variant of 雞|鸡[ji1]

儆

jǐng

to warn

猴

hóu

monkey