Acts 20:30

Paul's Farewell To The Ephesian Elders

²⁹ For I know this, that after my departure grievous wolves will enter in among you, not sparing the flock. ³⁰ And from among yourselves shall men arise, speaking perverse things to draw away disciples after them. ³¹ Watch therefore, remembering that for the space of three years I ceased not by night and by day to warn every one with tears.

Ephesus

1 Timothy 1:19-20

having faith and a good conscience, which some putting away have made shipwreck concerning the faith:

1 John 2:19

They went out from us, but they were not of us: for if they had been indeed of us, they would have continued with us; but this was done that they might be made manifest, because all, that are with us, are not indeed of us.

Matthew 23:15

Wo unto you scribes and pharisees, hypocrites: for ye compass sea and land to make a proselyte, and when he is gained, ye make him more the child of hell than yourselves.

Matthew 26:21-25

and as they were eating, He said, Verily I tell you, that one of you will betray me.

Acts 5:36-37

For some time ago one Theudas arose, pretending to be some extraordinary person, to whom was joined a number of men, about four hundred: who was slain, and all that followed him were dispersed and came to nothing.

Acts 11:26

And they assembled in the church a whole year, and taught much people: and the disciples were first called Christians at Antioch.

Acts 21:38

Art not thou that Egyptian, who before this madest a sedition, and didst lead out into the wilderness four thousand murtherers?

1 Corinthians 1:12-15

I mean, that each of you saith, as if of different parties, I am of Paul, and I of Apollos, I of Cephas, and I of Christ.

Galatians 6:12-13

They, who want to make a fair appearance in the flesh, would constrain you to be circumcised; only that they may not be persecuted for the cross of Christ.

1 Timothy 5:13

And withal being idle they learn to go about from house to house: and are not only idle, but tatlers also and busy-bodies, talking of things unbecoming them.

1 Timothy 6:5

and void of truth, accounting gain to be godliness: from such withdraw thyself.

2 Timothy 2:17-18

and their discourse will eat like a gangrene. Of whom is Hymeneus and Philetus; who have erred from the truth,

2 Timothy 4:3-4

For the time will come, when they will not bear sound doctrine; but having itching ears, will heap up to themselves teachers after their own hearts:

2 Peter 2:1-3

But there were indeed false prophets among the people of old, as there will be also among you false teachers, who will privately introduce pernicious heresies, denying even the Lord that bought them, and bringing upon themselves swift destruction,

2 Peter 2:18

For when they speak swelling words of vanity, they ensnare in the lusts of the flesh, through their lasciviousness, those who had indeed withdrawn from such as deal in error;

2 John 1:7

For many deceivers are come out into the world, who disown that Jesus Christ is come in the flesh. Such a one is a deceiver and an antichrist.

Jude 1:4-16

For there have crept in some men, who have been of old described as under this condemnation, impious people, that turn the grace of our God into lasciviousness, and deny God the only Lord, and our Lord Jesus Christ.

Revelation 2:6

But this thou hast, that thou hatest the works of the Nicolaitans, which I also hate.