Dhammapada 26.389
No one should attack a Brahmana, but no Brahmana (if attacked) should let himself fly at his aggressor! Woe to him who strikes a Brahmana, more woe to him who flies at his aggressor!
No one should attack a Brahmana, but no Brahmana (if attacked) should let himself fly at his aggressor! Woe to him who strikes a Brahmana, more woe to him who flies at his aggressor!