8 Bible Verses about Apostasy, How To Avoid

Your word I have treasured in my heart that I may not sin against you.

But evil men and impostors will become worse and worse, deceiving and being deceived. Continue in the things you have learned and have been assured of, knowing from whom you have learned them. From childhood you have known the sacred writings that are able to make you wise to salvation through faith that is in Christ Jesus.read more.
God inspired all Scripture! It is profitable for teaching, for reproof, for correction, and for instruction in righteousness. (Greek: theopneustos: God-breathed) Thus the man of God may be completely equipped for every good work.

Yes, for this very reason you do your part with all diligence. Supply virtue to your faith. Add knowledge to your virtue. Include self-control with your knowledge. Supply patience to your self-control. Your patience should be helped by godliness. Add brotherly kindness to your godliness. And to your brotherly kindness add love.read more.
For if these things are yours and abound in you they will keep you from being inactive or unfruitful regarding the knowledge of our Lord Jesus Christ. For he who lacks these qualities is blind, seeing only what is near, having forgotten the cleansing from his old sins. Brothers, be more diligent to make your calling and election (choosing) sure. If you do (practice) (exercise) (apply) these things, you will never stumble! For in this way the entrance into the eternal kingdom of our Lord and Savior Jesus Christ will be richly (abundantly) supplied to you.

I know that after my departing grievous wolves will enter in among you, not sparing the flock. Such men will arise from among you speaking perverse things to draw away the disciples after them. Be on guard! Remember I did not cease for three years to admonish you day and night with tears.

Beloved, do not believe every spirit. Test the spirits to see whether they are from God. This is because many false prophets have gone out into the world. Here is how you know the Spirit of God, every spirit that confesses that Jesus Christ came in the flesh is from God. Every spirit that does not confess Jesus is not from God. This is the spirit of the antichrist that you heard was coming and now it is already in the world.read more.
You are of God, my little children. You have overcome them because he that is in you is greater than he that is in the world. They are from the world. They speak that which is from the world and the world listens to them. We are from God. He who knows God listens to us. He who is not from God does not listen to us. By this we know the vital principle (spirit) of truth, and the principle (spirit) of deception (error).

until we all attain to the unity of the faith, and of the knowledge of the Son of God, to a full-grown (mature) man, to the measure of the stature of the fullness of Christ. We must no longer be children, tossed to and fro and carried about with every wind of doctrine, by the trickery of men, in craftiness, after the wiles of error. By speaking the truth in love, we must grow up in all things to him. For he, Christ, is the head.read more.
The entire body is properly framed and fitted together through that which every joint supplies, according to the working in due measure of each individual part. It makes the body increase by building itself in love.

Finally, be strong in the Lord, and in his mighty strength. Put on the full armor (every implement) of God, that you may be able to stand against the cunning (inventive) (clever) methods of the devil. Our struggle is not against flesh and blood, but against the rulers, against the powers, against the world forces of this darkness, against the spiritual forces of wickedness in heavenly places.read more.
For that reason, take up the full armor of God, so that you will be able to resist in the evil day, having done everything, to stand firm. Stand firm therefore and gird your loins with truth. Put on the breastplate of righteousness. Shod your feet with the preparation of the good news of peace. Also take up the shield of faith, with which you will be able to quench all the fiery darts of the evil one. Take the helmet of salvation, and the sword of the Spirit, which is the word of God. With prayer and supplication pray at all times in the Spirit. Watch with all perseverance and supplication for all the holy ones. Pray on my behalf, that ability to speak may be given to me, to make known with boldness the secret of the good news. I am an ambassador in chains who should speak boldly.

preach the word; be urgent in season and out of season; reprove, rebuke, exhort, with all long-suffering and teaching.