杀一儆百

Explanation: Warn: a warning. Killed a person in order to alert many people. 　　Usage: -Linked; as predicate, object; with commendatory 　　Source: Han Ban Gu, "Han Yin Chuan Weng return": "its been taken also, to a warning, Answer to all services, fear diverted to themselves." 　　Examples: If you encounter resistance, it ~. (Like Yao, "Rereading," Volume XIV) Thesaurus:  kill the chicken to frighten the monkey, Shajixiahou, Warning to others, serve to warn others against following a bad example, punish one as a warning to others, With a warning to a hundred Antonym Group:  give quarter, lenity, Let bygones be bygones, past not censure, Extrajudicial Ren, Fawai favor