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Why Do Catholics Go to Confession?

Catholics confess to a priest because of Jesus' words and the Church's history. Learn what Scripture says and how Protestants differ.

· 6 min read

Catholics go to confession because they believe Jesus gave His apostles the authority to forgive sins in His name. In John’s Gospel, after the resurrection, Jesus breathes on the disciples and says, “Receive the Holy Spirit. If you forgive anyone his sins, they are forgiven; if you withhold forgiveness from anyone, it is withheld” (John 20:22-23). The Catholic Church teaches that this authority passed to bishops and priests, and that sacramental confession is the ordinary way a baptised Catholic receives forgiveness for sins committed after baptism. Confession also includes a priest’s absolution, a penance, and the seal of confidentiality. Protestants generally see those same verses differently, holding that Christ alone forgives and that confession may be made directly to God, though confessing to a trusted believer is also encouraged.

What does the Bible say about confessing sins?

Scripture speaks of confession in more than one way. There is confession of faith, as when a person openly acknowledges Christ. There is also confession of sin, both to God and to a neighbour who has been wronged. The Old Testament includes public, penitent confession. Daniel prayed, “we have sinned and done wrong. We have acted wickedly and rebelled” (Daniel 9:5). Ezra likewise confessed the sins of the people before God.

In the New Testament, James writes, “Therefore confess your sins to each other and pray for each other so that you may be healed” (James 5:16). John assures believers, “If we confess our sins, He is faithful and just to forgive us our sins and to cleanse us from all unrighteousness” (1 John 1:9). Catholics read these verses alongside John 20:22-23 and the wider practice of the early Church. Protestants read them as directing confession primarily to God, with mutual confession among believers as a help and a discipline.

When did confession to a priest begin?

Confession to a priest did not appear all at once. In the earliest centuries, serious sins were often confessed publicly before the church, and reconciliation could take a long time. Over time, private confession to a priest became the normal practice, especially as missionaries encountered new cultures and as church leaders wanted to make forgiveness more accessible. By the Middle Ages, the practice was well established in the Western church, and the Fourth Lateran Council in 1215 required Catholics to confess serious sins to a priest at least once a year. The Council of Trent in the sixteenth century defended the practice against Protestant objections and set its form more firmly.

The Eastern Orthodox churches also have sacramental confession, though the details differ. So the short answer to “when did it start?” is that the roots are in the New Testament and the early church, while the shape it has today developed over many centuries.

Why do Catholics confess to a priest instead of directly to God?

Catholics do not deny that God forgives. They believe that Christ chose to forgive through human ministers. The priest acts “in the person of Christ,” not in his own power. The Catechism of the Catholic Church teaches that confession is a meeting with God’s mercy, and that the priest is bound by the seal of confession, meaning he can never reveal what is said. For a Catholic, the priest also gives assurance of forgiveness, spiritual counsel, and a penance to help amend life.

Protestants generally hold that Christ’s work on the cross is complete and that believers may come directly to God through Him. They often point to 1 Timothy 2:5, “For there is one God and one mediator between God and men, the man Christ Jesus.” Many Protestant churches still encourage confessing sins to a pastor or trusted believer for prayer and accountability, but they do not treat this as a sacrament that conveys forgiveness. This site follows the historic Protestant reading, while respecting the Catholic conviction that sacramental confession is a means of grace.

What happens in a Catholic confession?

A Catholic confession usually includes several steps. The person begins with the sign of the cross and a brief statement. He or she confesses serious sins, and may also confess lesser ones. The priest may offer counsel. Then the priest gives a penance, often a prayer or an act of service. The person says an act of contrition, expressing sorrow and a resolve to change. The priest speaks the words of absolution. The person leaves and completes the penance.

Confession is not meant to be a burden but a release. The Catholic Church teaches that the sacrament restores grace and peace. It also requires that the person be truly sorry and intend to amend his or her life. Without repentance, the words alone do not help.

Do Protestants have anything like confession?

Many Protestant churches practice confession in some form. Some have a general confession in the Sunday service. Others encourage private confession to a pastor or a mature believer. The Book of Common Prayer, used by Anglicans and others, includes a confession of sin. Lutheran and Reformed churches have historically taught that absolution may be pronounced by a pastor, though they do not make it a required sacrament in the same way.

So while the Catholic practice is distinct, the underlying need is shared. All Christians are called to admit their sins honestly, to turn from them, and to trust God’s mercy. Confession, whether sacramental or not, is meant to lead to repentance and a changed life.

How should I think about confession if I am not Catholic?

If you are not Catholic, you can still learn from the Catholic practice. It takes sin seriously. It provides a place to be honest. It offers assurance of forgiveness. It calls for change. These are biblical themes. Protestants believe that Christ’s sacrifice is sufficient and that believers may come directly to God. Yet the Bible also says, “Confess your sins to each other” (James 5:16). That may mean speaking with a pastor, an elder, or a trusted Christian friend.

If you are Catholic and have questions about confession, speak with your priest. If you are Protestant and want to practice confession, speak with your pastor. The goal is not to compare traditions but to seek God’s forgiveness and to walk in the light.

Whatever your tradition, the promise stands: “If we confess our sins, He is faithful and just to forgive us our sins and to cleanse us from all unrighteousness” (1 John 1:9). Confession is not about earning forgiveness. It is about receiving what Christ has already won. It is about honesty, humility, and the joy of being made clean.

Questions people ask

Is confession to a priest required for salvation in Catholicism?

The Catholic Church teaches that sacramental confession is the ordinary way to receive forgiveness for serious sins after baptism, and that it is necessary for those who have committed mortal sin. However, the Church also teaches that perfect contrition, sorrow for sin out of love for God, can restore grace even before confession, though one is still expected to confess when possible. Protestants generally hold that salvation is by grace through faith in Christ alone, and that confession to a priest is not required.

What is the seal of confession?

The seal of confession means that a priest cannot reveal anything he hears in confession, under any circumstances, even to save his own life. This absolute confidentiality is meant to allow people to confess freely without fear. Breaking the seal is considered a grave sin in the Catholic Church and can result in excommunication.

Can Protestants go to Catholic confession?

Generally, no. The Catholic Church normally allows only its own members to receive sacramental confession, except in danger of death when certain conditions are met. Protestants who wish to confess their sins may do so directly to God or to a trusted pastor or believer in their own tradition. The important thing is to confess honestly and to seek God’s forgiveness through Christ.

Does the Bible require confessing sins to a priest?

The Bible does not explicitly command confession to a priest in the way the Catholic Church practices it. Catholics see the practice as rooted in John 20:22-23 and the early Church’s ministry of reconciliation. Protestants read those passages as giving the church a general authority to proclaim forgiveness in Christ, not as establishing a required private confession to a priest. Both agree that confession of sin is important and that God forgives those who come to Him through Christ.