Be careful therefore how you hear. For whoever has, to him will be given; and whoever doesn't have, from him will be taken away even that which he thinks he has.*
For the time will come when they will not listen to the sound doctrine, but, having itching ears, will heap up for themselves teachers after their own lusts;
They went out from us, but they didn't belong to us; for if they had belonged to us, they would have continued with us. But they left, that they might be revealed that none of them belong to us.
*I know your works, and your toil and perseverance, and that you can't tolerate evil men, and have tested those who call themselves emissaries, and they are not, and found them false.