Indeed, and I believe he says that they will draw others away after them.
Compare with 1john 2:18-19
Children, it is the last hour; and just as you heard that the antichrist was coming, so now many antichrists have appeared. Thus we know this is the last hour.
They went out from us, but they were not really of our number; if they had been, they would have remained with us. Their desertion shows that none of them was of our number.
Should we not remain within the apostolic community? It is those who call 'come away' that are themselves the wolves. Preying on the innocent..
Peace be with you!
We are supposed to be under Christ.
Joh 10:1 Verily, verily, I say unto you, He that entereth not by the door into the sheepfold, but climbeth up some other way, the same is a thief and a robber.
Joh 10:2 But he that entereth in by the door is the shepherd of the sheep.
Joh 10:3 To him the porter openeth; and the sheep hear his voice: and he calleth his own sheep by name, and leadeth them out.
Joh 10:4 And when he putteth forth his own sheep, he goeth before them, and the sheep follow him: for they know his voice.
Joh 10:5 And a stranger will they not follow, but will flee from him: for they know not the voice of strangers.
Joh 10:6 This parable spake Jesus unto them: but they understood not what things they were which he spake unto them.
Joh 10:7 Then said Jesus unto them again, Verily, verily, I say unto you, I am the door of the sheep.
Joh 10:8 All that ever came before me are thieves and robbers: but the sheep did not hear them.
Joh 10:9 I am the door: by me if any man enter in, he shall be saved, and shall go in and out, and find pasture.
Joh 10:10 The thief cometh not, but for to steal, and to kill, and to destroy: I am come that they might have life, and that they might have it more abundantly.
Joh 10:11 I am the good shepherd: the good shepherd giveth his life for the sheep.
Joh 10:12 But he that is an hireling, and not the shepherd, whose own the sheep are not, seeth the wolf coming, and leaveth the sheep, and fleeth: and the wolf catcheth them, and scattereth the sheep.
Joh 10:13 The hireling fleeth, because he is an hireling, and careth not for the sheep.
Joh 10:14 I am the good shepherd, and know my sheep, and am known of mine.
Joh 10:15 As the Father knoweth me, even so know I the Father: and I lay down my life for the sheep.
But men prefer strangers