2 Peter 3:17
Ye therefore, beloved, knowing these things before, take care lest, being led away along with the error of the wicked, ye should fall from your own stedfastness:
Proverbs 1:17
For in vain the net is spread in the sight of anything which hath wings.
Matthew 7:15
But beware of false prophets, which come to you in sheep's clothing, but within are ravening wolves.
Matthew 16:6
And Jesus said to them, See and beware of the leaven of the Pharisees and Sadducees.
Matthew 16:11
How do ye not understand that it was not concerning bread I said to you, Beware of the leaven of the Pharisees and Sadducees?
Matthew 24:24-25
For there shall arise false Christs, and false prophets, and shall give great signs and wonders, so as to mislead, if possible, even the elect.
Mark 13:22-23
For false Christs and false prophets will arise, and give signs and wonders to deceive, if possible, even the elect.
John 16:4
But I have spoken these things to you, that when their hour shall have come, ye may remember them, that I have said them unto you. But I did not say these things unto you from the beginning, because I was with you.
Acts 2:42
And they persevered in the teaching and fellowship of the apostles, in breaking of bread and prayers.
Romans 16:18
For such serve not our Lord Christ, but their own belly, and by good words and fair speeches deceive the hearts of the unsuspecting.
1 Corinthians 10:12
So that let him that thinks that he stands take heed lest he fall.
1 Corinthians 15:58
So then, my beloved brethren, be firm, immovable, abounding always in the work of the Lord, knowing that your toil is not in vain in the Lord.
2 Corinthians 11:3
But I fear lest by any means, as the serpent deceived Eve by his craft, so your thoughts should be corrupted from simplicity as to the Christ.
2 Corinthians 11:13-15
For such are false apostles, deceitful workers, transforming themselves into apostles of Christ.
Ephesians 4:14
in order that we may be no longer babes, tossed and carried about by every wind of that teaching which is in the sleight of men, in unprincipled cunning with a view to systematized error;
Philippians 3:2
See to dogs, see to evil workmen, see to the concision.
Colossians 2:5
For if indeed in the flesh I am absent, yet I am with you in spirit, rejoicing and seeing your order, and the firmness of your faith in Christ.
Colossians 2:8
See that there be no one who shall lead you away as a prey through philosophy and vain deceit, according to the teaching of men, according to the elements of the world, and not according to Christ.
2 Timothy 4:15
Against whom be thou also on thy guard, for he has greatly withstood our words.
Hebrews 3:14
For we are become companions of the Christ if indeed we hold the beginning of the assurance firm to the end;
1 Peter 5:9
Whom resist, stedfast in faith, knowing that the selfsame sufferings are accomplished in your brotherhood which is in the world.
2 Peter 1:10-12
Wherefore the rather, brethren, use diligence to make your calling and election sure, for doing these things ye will never fall;
2 Peter 2:18-22
For while speaking great highflown words of vanity, they allure with the lusts of the flesh, by dissoluteness, those who have just fled those who walk in error,
Revelation 2:5
Remember therefore whence thou art fallen, and repent, and do the first works: but if not, I am coming to thee, and I will remove thy lamp out of its place, except thou shalt repent.