Akademik

Кто меч поднимет, от меча и погибнет

If you commit violence, you must expect violence to be paid back in full

Var.: Меч поднявший от меча и погибнет

Cf: All they that take the sword shall perish by (with) the sword (Br.). Не who lives by the sword shall perish by the sword (Am.). They that live by the sword will die (will perish) by the sword (Br.)

Русско-английский словарь пословиц и поговорок. Академик.ру. 2013.