Revelation 11:5

5Andκαὶifεἴanyoneτιςthemαὐτοὺςshould desireθέλειto harmἀδικῆσαι,fireπῦρgoes outἐκπορεύεταιofἐκtheτοῦmouthστόματοςof themαὐτῶνandκαὶdevoursκατεσθίειtheτοὺςenemiesἐχθροὺςof themαὐτῶν·Andκαὶifεἴanyoneτιςshould desireθελήσῃthemαὐτοὺςto harmἀδικῆσαι,thusοὕτωςit is necessaryδεῖfor himαὐτὸνto be killedἀποκτανθῆναι.

And if anyone should want to harm them, fire proceeds out of their mouth and devours their enemies. And if anyone should want to harm them, thus it is necessary for him to be killed.