8 Bible Verses about Apostate Believers

Brothers, if a person is caught doing something wrong, those of you who are spiritual should restore that person gently. Watch out for yourself so that you are not tempted as well.

In the name of our Lord Jesus, when you are gathered together (and I am there in spirit), and the power of our Lord Jesus is there, too, turn this man over to Satan for the destruction of his body, so that his spirit may be saved on the Day of the Lord.

My brothers, if one of you wanders away from the truth and somebody brings him back, you may be sure that whoever brings a sinner back from his wrong path will save his soul from death and cover a multitude of sins.

If anyone sees his brother committing a sin that does not lead to death, he should pray that God would give him life. This applies to those who commit sins that do not lead to death. There is a sin that leads to death. I am not telling you to pray about that. Every kind of wrongdoing is sin, yet there are sins that do not lead to death.

you may be sure that whoever brings a sinner back from his wrong path will save his soul from death and cover a multitude of sins.

For it is impossible to keep on restoring to repentance time and again people who have once been enlightened, who have tasted the heavenly gift, who have become partners with the Holy Spirit, who have tasted the goodness of God's word and the powers of the coming age, and who have fallen away, as long as they continue to crucify the Son of God to their own detriment by exposing him to public ridicule. read more.
For when the ground soaks up rain that often falls on it and continues producing vegetation useful to those for whom it is cultivated, it receives a blessing from God. However, if it continues to produce thorns and thistles, it is worthless and in danger of being cursed, and in the end will be burned.

For if we choose to go on sinning after we have learned the full truth, there no longer remains a sacrifice for sins, but only a terrifying prospect of judgment and a raging fire that will consume the enemies of God. Anyone who violates the Law of Moses dies without mercy "on the testimony of two or three witnesses." read more.
How much more severe a punishment do you think that person deserves who tramples on God's Son, treats as common the blood of the covenant by which it was sanctified, and insults the Spirit of grace?

Since you are lukewarm and neither hot nor cold, I am going to spit you out of my mouth.