Eternal Security: Warnings of Falling Away

The New Testament often urges churches to persevere in their faith. Some warnings even threaten complete destruction for those in the church who ultimately reject the gospel.

When a person has the Holy Spirit, their continued faith is assured. When the apostles addressed gatherings that included both believers and unbelievers, they distinguished genuine, Spirit-filled believers from false professors by whether their faith endured.

1 Peter 1:7 (NLT) These trials will show that your faith is genuine. It is being tested as fire tests and purifies gold—though your faith is far more precious than mere gold. So when your faith remains strong through many trials, it will bring you much praise and glory and honor on the day when Jesus Christ is revealed to the whole world.

Scripture encourages genuine believers to hold tightly to the gospel and grow more confident in its truth so they will not stumble.¹ Timothy was a born-again, Spirit-filled believer who was encouraged to persevere in the faith.²

1 Timothy 6:11-12 (NLT) But you, Timothy, are a man of God; so run from all these evil things. Pursue righteousness and a godly life, along with faith, love, perseverance, and gentleness. Fight the good fight for the true faith. Hold tightly to the eternal life to which God has called you, which you have declared so well before many witnesses.

Believers can stumble in their faith, which affects their well-being, ministry, and fruitfulness.³ Peter makes it clear that confidence in God’s forgiveness produces fruit in a Christian’s life, while a lack of confidence can cause them to stumble.

2 Peter 1:9-10 For he who lacks these things is blind, seeing only what is near, having forgotten the cleansing from his old sins. Therefore, brothers, be more diligent to make your calling and election sure. For if you do these things, you will never stumble. 

2 Peter 3:18 But grow in the grace and knowledge of our Lord and Savior Jesus Christ.

Jesus told a parable about soil that received the seed, but the worries of life choked out its fruitfulness (Matthew 13:22). Even fruitful soil produced varying results (Matthew 13:23).

Stumble, But Not Fall

While believers can stumble, they cannot ultimately reject the gospel, because the Holy Spirit preserves them. David says that even if those whose steps are established by the Lord stumble, they will not fall, because the Lord holds their hand (Psalm 37:23-24). Jesus said false prophets will deceive “even the elect—if that were possible” (Matthew 24:24 [BSB]). Paul reminds Timothy, “If we are faithless, he remains faithful—for he cannot deny himself” (2 Timothy 2:13).

When God allows a Christian to drift for a season of learning, it is because He will forgive them. Jesus restored Peter after he denied Him three times (John 21:15-19). Hebrews declares that our High Priest is able to deal gently with those who are going astray (Hebrews 5:2). Jesus is able to save us completely because He continually makes intercession for us (Hebrews 7:25). Paul says God is able to vindicate His servants even when their faith is weak (Romans 14:1-4, 10).

Just as a wise parent lets children explore and learn from their mistakes, God allows believers to question and test their beliefs so they can better understand why the gospel produces the best results. And just as a wise parent would still stop a child from doing something truly harmful, God keeps believers from destroying themselves while they grow in their understanding of His grace. He may allow a believer to stumble, but He will not let them fall away completely.

Warnings Aimed at Unbelievers

Other warnings and examples threaten ultimate rejection of the gospel and destruction.⁴

John 15:2, 6 Every branch in me that doesn’t bear fruit, he takes away… If a man doesn’t remain in me, he is thrown out as a branch and is withered; and they gather them, throw them into the fire, and they are burned.

Conditional Security teachings claim that passages like this target genuine Christians, which removes any guarantee that God will preserve His people. It would mean that God does not supply all the strength, courage, wisdom, or loyalty needed for endurance, and that believers must carry some of the weight themselves—despite Jesus’ clear statement, “apart from me you can do nothing” (John 15:5).

Some in the Eternal Security camp respond by saying God guarantees success through these warnings, using fear to keep believers faithful. However, this creates a contradiction. It is impossible to genuinely fear losing salvation if God has guaranteed perseverance. For the warnings to create real fear, there must be a genuine possibility that God could fail to preserve someone. So either salvation is not guaranteed, or these warnings are not directed at genuine believers.

Lacking Roots

A better explanation is that these strong warnings were not written to born-again believers, but to nominal believers within the Christian communities who had heard the gospel and were in danger of rejecting it.

Judas walked with Christ and later abandoned Him. Many other disciples also eventually left His teaching (John 6:66).

Terms like “shipwrecking their faith,” turning away, “escaping the defilements of the world through knowing Jesus,” drifting away, wandering from the faith, falling away, or not remaining in Christ do not mean these people were once Spirit-filled believers. Instead, they describe those who heard the gospel, perhaps made a superficial profession, but never truly embraced it with saving faith. Jesus explained it this way: “Those on the rock are they who… receive the word with joy; but these have no root. They believe for a while, then fall away in time of temptation” (Luke 8:13). Without sincere faith and the indwelling Holy Spirit, endurance is not guaranteed. The Spirit is the means by which God fulfills His promise to preserve believers.

Gatherings Included Unbelievers

New Testament letters were read aloud in public or semi-public gatherings so the entire assembly could hear—including any unbelievers who were present (Colossians 4:16; 1 Thessalonians 5:27; 1 Timothy 4:13). Nominal believers frequently remained in Christian circles for various reasons: some were still considering the gospel, some simply wanted the benefits of belonging to the community, and others sought to deceive.⁵

Warnings Against Israel

Alternatively, the warning in John 15 may have been addressing Old Covenant Jews who, at that time, were God’s exclusive people. As physical descendants of Abraham under the Old Covenant, they were already “in the vine.” Throughout the Old Testament, Israel is frequently pictured as a vine planted in God’s vineyard.⁶

However, Jesus was about to die on the cross and establish the New Covenant. Once the New Covenant was in force, Israelites would no longer be considered God’s people simply because they were born Jewish. Only those who put their faith in the Messiah would remain in Him. Those who rejected the New Covenant would be cut off from the vine, even though they were physical descendants of Abraham.

Many such passages do not warn New Testament Christians but rather address unbelieving Jews who were God’s covenant people under the Old Covenant.⁷

Matthew 7:21-23 “Not everyone who says to me, ‘Lord, Lord,’ will enter into the Kingdom of Heaven, but he who does the will of my Father who is in heaven. Many will tell me in that day, ‘Lord, Lord, didn’t we prophesy in your name, in your name cast out demons, and in your name do many mighty works?’ Then I will tell them, ‘I never knew you. Depart from me, you who work iniquity.’

Modern readers often assume these people were Christians who called Jesus “Lord” and performed miracles by the Holy Spirit. However, Jews also routinely called God “Lord,” prophesied in His name, cast out demons, and performed mighty works. Jesus Himself acknowledged that the Pharisees’ own followers cast out demons when He asked them, “If I by Beelzebul cast out demons, by whom do your children cast them out?” (Matthew 12:27; see also Luke 11:19). Throughout Israel’s history the Spirit of God temporarily came upon Israelites to enable great works—such as Elijah performing miracles by the power of the Spirit (1 Kings 17–18; 2 Kings 2:9, 15)—yet the Spirit did not remain permanently as He does with New Covenant believers (see, for example, 1 Samuel 16:14; Judges 16:20).

Ultimately, most of these Jews did not accept Jesus as their Messiah (John 1:11; Romans 9:31-32) and Jesus warned that their Jewish heritage would not save them.

Jesus Did Not Exclusively Teach New Covenant

Jesus was born and lived under the Old Covenant (Galatians 4:4-5). The New Covenant did not take effect until the cross (Hebrews 9:16-17; Luke 22:20).

His earthly ministry was directed primarily to the Jews. He said, “I was sent only to the lost sheep of the house of Israel” (Matthew 15:24). When He sent out the Twelve, He told them, “Go nowhere among the Gentiles… but go rather to the lost sheep of the house of Israel” (Matthew 10:5-6). Paul later summarized this focus: Christ became a servant to the circumcised to confirm the promises given to the patriarchs (Romans 15:8). Gentiles were largely excluded from His earthly ministry because, under the Old Covenant, the Jews were God’s covenant people.

Jesus was not primarily teaching Christianity as we know it. Instead, He revealed the true intent of the Old Covenant and how the law was meant to be fulfilled—something the Pharisees had distorted through their traditions. He was not writing instructions for New Testament believers when He spoke about offering sacrifices at the altar (Matthew 5:23-24). His teachings prepared the way for the full gospel of the New Covenant.

Warnings Against Assemblies

Some warnings were spoken to the entire assembly to encourage both true believers and interested unbelievers. Believers were urged not to stumble so their fruitfulness would not suffer, while unbelievers were challenged to keep listening to the gospel so they would not fall away.⁸

2 Peter 3:17 You therefore, beloved, knowing these things beforehand, beware, lest being carried away with the error of the wicked, you fall from your own steadfastness.

Still other specific warnings will be treated in detail in the chapter “Challenging Warnings.”

Summary

The New Testament urges believers to persevere, yet some strong warnings threaten destruction for those who reject the gospel. Genuine, Spirit-filled believers are preserved by the Holy Spirit and will not finally fall away, though they may temporarily stumble. When the apostles wrote to mixed gatherings of believers and unbelievers, they distinguished the two groups by whether faith endured under trial.

Warnings about shipwrecking faith, drifting away, falling away, or not remaining in Christ do not describe true believers who lose the Spirit. They address people who heard the gospel, made a superficial profession, or joined the community without genuine saving faith or the indwelling Holy Spirit. Jesus illustrated this with the rocky soil that receives the word with joy but has no root and falls away in temptation.

Early Christian gatherings included committed believers, seekers, and false professors. Letters were read aloud so everyone present—including unbelievers—could hear. Many of the strongest warnings were directed at unbelieving Jews still under the Old Covenant.

Strong threats of final judgment therefore make best sense when aimed at these nominal believers in mixed communities rather than those already sealed by the Spirit. Conditional security views, which claim genuine Christians can lose salvation, create contradictions with God’s promise to preserve His people. The clearer explanation is that the Spirit guarantees the endurance of true believers, while the severe warnings serve as urgent calls to those who have heard the gospel but have not yet truly believed.

Footnotes