Imagine a police officer who refuses to arrest a criminal because he wants to avoid conflict. Or a doctor who doesn’t tell a patient they have cancer because the truth might feel unkind. We would not call those actions loving. We would call them negligent.
Yet something similar happens in many churches today. Out of fear of conflict, fear of appearing judgmental, or a misunderstanding of grace, churches sometimes tolerate sin that Jesus commands them to confront.
That was the problem facing the church in Thyatira.
Though the city itself was small and relatively insignificant, Jesus sends the longest message of the seven letters in Revelation to this church. Why? Because, despite many strengths, the church had a deadly flaw: they tolerated unrepentant sin.
The lesson is clear: A faithful church practices loving discipline rather than tolerating unrepentant sin.
In Revelation 2:18–29, Jesus shows us several reasons churches fail to practice loving discipline.
Jesus introduces Himself as the Son of God with eyes like blazing fire and feet like burnished bronze. This is not the soft, domesticated version of Jesus many people prefer. His fiery eyes see everything, and His bronze feet symbolize His readiness to judge sin.
Sometimes churches subtly reshape Jesus into someone more comfortable, a Savior who welcomes sinners but never confronts sin. But the real Jesus is both compassionate and holy.
When we refuse to confront sin because it feels uncomfortable, we may actually be worshiping a version of Jesus we created rather than the Jesus revealed in Scripture.
The church in Thyatira was busy doing good things. Jesus commends their love, faith, service, and endurance. In fact, their works were increasing.
Yet despite all this activity, something was terribly wrong.
A church can be busy and still be spiritually unhealthy. Good works cannot compensate for tolerated sin. Activity is not the same as faithfulness.
Loving discipline protects a church from the illusion that busyness equals spiritual health.
Many people treat church membership like a Costco membership: you pay a fee, enjoy the benefits, and mind your own business.
But the Bible presents a very different picture. Christians belong to one another as members of the same body. What one member does affects the entire church.
In Thyatira, a false teacher symbolically called “Jezebel” was leading believers into sexual immorality and idolatry. Rather than confronting the problem, the church tolerated it.
They forgot that membership carries responsibility. Christians are called not only to care about their own holiness but also to help one another pursue it.
To many people, church discipline sounds harsh or unloving. But Scripture presents it very differently.
Jesus says He gave Jezebel time to repent. That detail is crucial. The goal of discipline is never punishment, but restoration.
Just as loving parents discipline their children for their good, the church confronts sin in order to restore believers to faithful obedience. Most situations are resolved long before the final step of excommunication because loving confrontation often leads to repentance.
Discipline, when done biblically, is an expression of love.
Unchecked sin does not remain isolated. It spreads.
Like cancer in a body or yeast in dough, tolerated sin gradually corrupts the entire church. That is why Jesus warns of severe consequences if repentance does not occur. His patience is real, but it is not endless.
Sin destroys individuals and weakens churches. Loving discipline seeks to remove that spiritual disease before it spreads.
Some people reject church discipline because they assume everyone is hypocritical. Stories like The Scarlet Letter have shaped our imagination so that discipline appears cruel and judgmental.
And, indeed, Christians sometimes abuse discipline. But abuse does not invalidate the biblical command.
Jesus reminds the faithful believers in Thyatira to “hold fast” to what they have. While perfection will not come until Christ returns, real faithfulness is possible by His grace.
Christians can resist sin. They can pursue holiness. They can remain faithful.
When discussions of church discipline arise, people often respond, “Who are we to judge?”
But Scripture answers that question clearly: we are the church of Jesus Christ.
Jesus has entrusted His church with real authority. One day, believers will reign with Christ and share in His rule over the nations. If that future authority is real, it should not surprise us that Christ has given His church authority to address sin within the body today.
Refusing to exercise that responsibility is not humility. It is disobedience.
At the root of all these failures lies a deeper problem: we do not take sin as seriously as Jesus does.
Every one of us has tolerated sin, excused sin, and committed sin. If God dealt with us strictly according to justice, we would face the same judgment Jesus warns about in Thyatira.
But the good news of the gospel is that the same Jesus who warns about judgment is also the Savior who rescues sinners from it.
Jesus lived the holy life we have failed to live. He died on the cross to bear the judgment our sins deserve. And He rose from the grave so that all who repent and trust in Him can be forgiven and restored.
For those who belong to Christ, the final promise is stunning.
“I will give him the morning star.”
The ultimate reward of faithfulness is not comfort, reputation, or influence. The ultimate reward is Christ Himself.
And because of that hope, faithful churches take both sin and grace seriously, practicing loving discipline for the glory of Jesus.