Acts 20:30

Paul's Farewell To The Ephesian Elders

²⁹ I know, that after my departure grievous wolves will rise up against you, not sparing the flock; ³⁰ and men from you yourselves will rise up, speaking perverse things, in order to lead away disciples after them. ³¹ Watch therefore, remembering, that three years night and day I ceased not admonishing you with tears.

Ephesus

1 Timothy 1:19-20

having faith and a good conscience; which some having cast away have made shipwreck concerning the faith;

1 John 2:19

They came out from us, but they were not of us; for if they were of us, they would have remained with us: but in order that they might be made manifest that they are not all of us.

Matthew 23:15

Woe unto you, scribes and Pharisees, hypocrites! because you compass the sea and the dry land to make one proselyte, and when it may be done, you make him twofold more the son of hell than yourselves.

Matthew 26:21-25

And they eating, He said; Truly, I say unto you, that one of you will betray me.

Acts 5:36-37

For before these days Theudas arose, saying that he was somebody, to whom a number of men, about four hundred, adhered, who were slain, and all, so many as confided in him, were dispersed, and came to nothing.

Acts 11:26

And it happened unto them, a whole year indeed they assembled in the church, and taught a great multitude: and the disciples were first called Christians in Antioch.

1 Corinthians 1:12-15

And I say this, that each one says, I indeed am of Paul; and I of Apollos; and I of Cephas; and I of Christ.

Galatians 6:12-13

So many as wish to make a fair show in the flesh, these compel you to be circumcised; only that they do not suffer persecution on account of the cross of Christ.

1 Timothy 5:13

and at the same time they learn to be idle, going about houses; and not only idle, but also loquacious even busybodies, speaking things which they ought not.

1 Timothy 6:5

wranglings of men having been corrupted as to their mind and turned away from the truth, considering that gain is godliness.

2 Timothy 2:17-18

and their word like gangrene will have eating. Of whom are Hymenaeus and Phyletus;

2 Timothy 4:3-4

For the time will come when they will not endure healthy teaching; but according to their own lusts they will heap to themselves teachers itching as to their hearing;

2 Peter 2:1-3

However there were indeed false prophets among the people, as there will also be false teachers among you, whosoever shall bring in destructive heresies, even denying the Lord who bought them, bringing on themselves swift destruction.

2 Peter 2:18

For speaking swelling words of vanity, in the lusts of the flesh they beguile with their impurities, those that have but partially escaped, who are still moving about in their delusion;

2 John 1:7

Because many deceivers have gone out into the world, who do not confess that Jesus Christ is coming in the flesh; the same is the deceiver and the antichrist.

Jude 1:4-16

For certain men have crept in, who long ago were written down to this judgment, ungodly, transforming the grace of God into impurity, even denying Jesus Christ, our only Sovereign and Lord.

Revelation 2:6

But you have this, that you hate the works of the Nicolaitans, which I also hate.