8 Bible Verses about Apostasy, How To Avoid

I have hidden Your Word in my heart, so that I might not sin against You.

But evil men and seducers will go forward to worse, deceiving and being deceived. But continue in the things that you have learned and have been assured of, knowing from whom you have learned them, and that from a babe you have known the Holy Scriptures, which are able to make you wise to salvation through faith in Christ Jesus.read more.
All Scripture is God-breathed, and is profitable for doctrine, for reproof, for correction, for instruction in righteousness, that the man of God may be perfected, thoroughly furnished to every good work.

But also in this very thing, bringing in all diligence, filling out your faith with virtue, and with virtue, knowledge; and with knowledge self-control, and with self-control, patience, and with patience, godliness, and with godliness, brotherly kindness, and with brotherly kindness, love.read more.
For if these things are in you and abound, they make you to be neither idle nor unfruitful in the knowledge of our Lord Jesus Christ. For he in whom these things are not present is blind and cannot see afar off and has forgotten that he was purged from his sins in the past. Therefore, brothers, rather be diligent to make your calling and election sure, for if you do these things, you shall never fall. For so an entrance shall be ministered to you abundantly into the everlasting kingdom of our Lord and Savior Jesus Christ.

For I know this, that after my departure grievous wolves shall enter in among you, not sparing the flock. Also men shall arise from your own selves, speaking perverse things in order to draw disciples away after them. Therefore watch and remember that for the time of three years I did not cease to warn everyone night and day with tears.

Beloved, do not believe every spirit, but try the spirits to see if they are of God, because many false prophets have gone out into the world. By this you know the Spirit of God: every spirit that confesses that Jesus Christ has come in the flesh is of God; and every spirit that does not confess that Jesus Christ has come in the flesh is not of God. And this is the antichrist you heard is coming, and even now is already in the world.read more.
You are of God, little children, and you have overcome them, because He who is in you is greater than he who is in the world. They are of the world, therefore they speak of the world, and the world hears them. We are of God. He who knows God hears us. The one who is not of God does not hear us. From this we know the spirit of truth and the spirit of error.

And this until we all come into the unity of the faith and of the knowledge of the Son of God, to a full-grown man, to the measure of the stature of the fullness of Christ; so that we no longer may be infants, tossed to and fro and carried about by every wind of doctrine, in the dishonesty of men, in cunning craftiness, to the wiles of deceit. But that you, speaking the truth in love, may in all things grow up to Him who is the Head, even Christ;read more.
from whom the whole body, fitted together and compacted by that which every joint supplies, according to the effectual working in the measure of each part, producing the growth of the body to the edifying of itself in love.

Finally, my brothers, be strong in the Lord and in the power of His might. Put on the whole armor of God so that you may be able to stand against the wiles of the devil. For we do not wrestle against flesh and blood, but against principalities, against powers, against the world's rulers, of the darkness of this age, against spiritual wickedness in high places.read more.
Therefore take to yourselves the whole armor of God, that you may be able to withstand in the evil day, and having done all, to stand. Therefore stand, having your loins girded about with truth, and having on the breastplate of righteousness and your feet shod with the preparation of the gospel of peace. Above all, take the shield of faith, with which you shall be able to quench all the fiery darts of the wicked. And take the helmet of salvation, and the sword of the Spirit, which is the Word of God, praying always with all prayer and supplication in the Spirit, and watching to this very thing with all perseverance and supplication for all saints. And pray for me, that utterance may be given to me, that I may open my mouth boldly to make known the mystery of the gospel, for which I am an ambassador in bonds; so that in it I may speak boldly, as I ought to speak.

preach the Word, be instant in season and out of season, reprove, rebuke, exhort with all long-suffering and doctrine.