Thus says the Lord of hosts: "Do not choose to listen to the words of the prophets who prophesy to you and deceive you. They speak a vision from their own heart, and not from the mouth of the Lord.
And certain ones, descending from Judea, were teaching the brothers, "Unless you are circumcised according to the custom of Moses, you cannot be saved."
I have confidence in you, in the Lord, that you will accept nothing of the kind. However, he who disturbs you shall bear the judgment, whomever he may be.
They went out from among us, but they were not of us. For, if they had been of us, certainly they would have remained with us. But in this way, it is made manifest that none of them are of us.