Acts 20:30 and from among your own selves men will arise, speaking perverse things, to draw away the disciples after them.

Galatians 1:7 which is really not another; only there are some who are disturbing you and want to distort the gospel of Christ.

Galatians 2:4 But it was because of the false brethren secretly brought in, who had sneaked in to spy out our liberty which we have in Christ Jesus, in order to bring us into bondage.

Philippians 1:15 Some, to be sure, are preaching Christ even from envy and strife, but some also from good will;

Philippians 3:2 Beware of the dogs, beware of the evil workers, beware of the false circumcision;

Titus 1:10 For there are many rebellious men, empty talkers and deceivers, especially those of the circumcision,

2 Peter 2:1 But false prophets also arose among the people, just as there will also be false teachers among you, who will secretly introduce destructive heresies, even denying the Master who bought them, bringing swift destruction upon themselves.

Revelation 2:2 I know your deeds and your toil and perseverance, and that you cannot tolerate evil men, and you put to the test those who call themselves apostles, and they are not, and you found them to be false; (NASB ©1995)