2 Peter 3:17
So you, dear friends, now that you are forewarned, must be on your guard against being led away by the errors of unprincipled men and losing your present firmness.
Matthew 7:15
"Beware of the false prophets, who come to you disguised as sheep but are ravenous wolves underneath.
Matthew 16:6
And Jesus said to them, "Look out, and be on your guard against the yeast of the Pharisees and Sadducees!"
Matthew 16:11
Why do you not see that I was not talking to you about bread? But be on your guard against the yeast of the Pharisees and Sadducees!"
Matthew 24:24-25
for false Christs and false prophets will appear, and they will show great signs and wonders to mislead God's chosen people if they can.
Mark 13:22-23
For false Christs and false prophets will appear, and they will show signs and wonders to mislead God's chosen people if they can.
John 16:4
But I have told you about these things in order that when the time comes for them to happen, you may remember that I told you of them. I did not tell you this at first because I was still staying with you.
Acts 2:42
And they devoted themselves to the teaching and the society of the apostles, the breaking of bread, and prayer.
Romans 16:18
Such men are not serving our Lord Christ, but their own base passions, and with their plausible and flattering talk they deceive simple-minded people.
1 Corinthians 10:12
So the man who thinks he can stand must be on his guard against a fall.
2 Corinthians 11:3
But I am afraid that just as the serpent by his cunning deceived Eve, your thoughts will be led astray from their single-hearted fidelity to Christ.
2 Corinthians 11:13-15
Such men are sham apostles, dishonest workmen, masquerading as apostles of Christ.
Ephesians 4:14
We must not be babies any longer, blown about and swung around by every wind of doctrine through the trickery of men with their ingenuity in inventing error.
Philippians 3:2
Look out for those dogs, those mischief-makers, with their amputation!
Colossians 2:5
For though I am absent from you in person I am with you in spirit, and I am glad to observe your harmony and the solidity of your faith in Christ.
Colossians 2:8
Take care that nobody exploits you through the pretensions of philosophy, guided by human tradition, following material ways of looking at things, instead of following Christ.
2 Timothy 4:15
You too must be on your guard against him, for he vehemently opposed my teaching.
Hebrews 3:14
For we are true partners with Christ if we really keep the conviction that we had at first unshaken to the very end.
1 Peter 5:9
Resist him and be strong in the faith, for you know that your brotherhood all over the world is having the same experience of suffering.
2 Peter 1:10-12
Therefore, brothers, make all the greater efforts to make God's call and choice of you certain. For if you have these qualities, you will never stumble,
2 Peter 2:18-22
They utter arrogant nonsense and use physical cravings to lure into immorality men who are just escaping from among those who live in error;
Revelation 2:5
So remember how far you have fallen, and repent and do as you did at first, or else I will come to you and take your lampstand from its place, if you do not repent.