Many would like to believe that, but the Bible doesn't actually say it.
Either way, Christians should at least follow the golden rule & use non-lethal methods if they choose to physically defend themselves.
There is no Biblical excuse for mortal Christians ever to take human life
“Turn the other cheek” is not a command to stand quietly while someone murders your family.
Jesus was teaching us how to receive insult without becoming vengeful.
Imminent violence is another category entirely.
