I told you before, and tell you beforehand, as if I were present, the second time; and being absent now I write to those who previously have sinned, and to all others, that, if I come again, I will not spare:
Now we command you, brethren, in the name of our Lord Jesus Christ, that you withdraw yourselves from every brother that walks disorderly, and not according to the tradition which he received from us.
But there were false prophets also among the people, even as there shall be false teachers among you, who secretly shall bring in damnable heresies, even denying the Lord who purchased them, and bring upon themselves swift destruction.