Repent therefore; or else I come to thee quickly, and I will make war against them with the sword of my mouth.
Repent; or else I will come unto thee quickly, and will fight against them with the sword of my mouth.
Repent [then]! Or else I will come to you quickly and fight against them with the sword of My mouth.
So change your hearts and lives. If you don’t, I am coming to you soon, and I will make war on them with the sword that comes from my mouth.
So do penance to the same extent. If you do less, I will come to you quickly and I will fight against these ones with the sword of my mouth.