Catholic Sunday homily

Homily for the 23rd Sunday in Ordinary Time, Year A

Prepared for September 6, 2026. The Sunday lectionary repeats every three years (Years A, B and C), so each homily stays useful whenever this Sunday returns.

Sunday readings

First reading
Ezekiel 33:7-9
Second reading
Romans 13:8-10
Gospel
Matthew 18:15-20

The Watchman's Debt of Love

Dear brothers and sisters in Christ, there is a moment most of us know well. Someone we love is heading somewhere harmful. We see it clearly. And we say nothing.

We tell ourselves we are being kind. We tell ourselves it is not our place. We tell ourselves we do not want to seem judgmental. And so the silence grows, and the distance grows, and eventually the relationship itself begins to die of politeness.

Today's readings will not let us rest in that silence. God speaks to the prophet Ezekiel with startling directness: "You, son of man, I have appointed watchman for the house of Israel; when you hear me say anything, you shall warn them for me."

A watchman in the ancient world stood on the city wall through the night. His job was not to fight the enemy. His job was simply to see, and to speak. If he saw danger and stayed quiet, the blood of the city was on his hands.

That is a heavy image, my friends. But notice what God is really saying. He is saying: you are responsible for each other. Your neighbor's soul is not someone else's business. In God's eyes, we belong to one another.

Ezekiel was speaking to exiles in Babylon, a people who had lost everything and were tempted to conclude that nothing they did mattered anymore. Into that despair God says: it matters. Your voice matters. Your courage matters. Someone is depending on you to speak.

And then in the Gospel, Jesus takes that ancient office of watchman and hands it to the whole Church. "If your brother sins against you, go and tell him his fault between you and him alone."

Notice how carefully Jesus lays out the path. First, go alone. Not to your friends. Not to the parish gossip network. Not to social media. Go directly to the person, privately, face to face.

Saint Augustine wrote beautifully about this verse. He said that if you keep silent about your brother's sin, you become worse than he is, because he sinned and was wounded, while you saw the wound and refused to heal it. But he adds this crucial point: correct him alone, "aiming at his amendment, sparing his shame."

That phrase is the heart of it. Sparing his shame. Christian correction is never about winning an argument or proving we were right. It is about restoring a person. Jesus says it plainly: "If he listens to you, you have won over your brother."

Won him over. Not defeated him. Not exposed him. Won him back, the way a shepherd wins back a sheep that has wandered. Remember, dear friends, that just a few verses earlier in Matthew's Gospel, Jesus told the parable of the ninety-nine sheep and the one who strayed. Today's instruction flows directly out of that parable. Fraternal correction is what the search for the lost sheep looks like in ordinary life.

Only if the private approach fails does Jesus permit widening the circle, and even then, gently, with one or two others. And only at the very end does the matter come to the Church. Every step is designed to give the person another chance to come home.

But here is where many people stumble. What about that last line, that if he refuses even to listen to the Church, "treat him as you would a Gentile or a tax collector"? That sounds like excommunication. It sounds like giving up.

Yet ask yourself, brothers and sisters, how did Jesus actually treat Gentiles and tax collectors? He ate with them. He called Matthew the tax collector to be an Apostle. He praised the faith of the Roman centurion. He went to Zacchaeus's house.

So even the final step is not abandonment. It is a different kind of pursuit, a love that keeps the door open and keeps praying and waiting. In the Church, the door is never bolted from the inside.

Now, brothers and sisters, all of this could easily become a weapon in the wrong hands. We all know people who are eager to correct others, who have appointed themselves watchmen over everyone's faults but their own. That is why Saint Paul's words to the Romans are essential today.

"Owe nothing to anyone, except to love one another; for the one who loves another has fulfilled the law." Paul lists the commandments, and then sums them up: "Love does no evil to the neighbor; hence, love is the fulfillment of the law."

There it is. The only currency in which correction may be paid is love. Saint Thomas Aquinas taught that fraternal correction is an act of charity, a spiritual work of mercy, ordered toward the good of the one corrected. If it is not motivated by love for that person's good, it is not correction at all. It is just criticism wearing religious clothes.

So before we speak, we must ask ourselves honestly: Do I actually want this person to flourish? Am I willing to stay with them through the difficulty? Am I approaching them the way I would want to be approached in my own worst moment?

The Catechism reminds us that love of neighbor is inseparable from love of God, and that Christian charity means willing the true good of the other. Sometimes the true good of the other requires words we would rather not say.

Because silence is not always kindness, my friends. Sometimes silence is cowardice dressed up as tolerance. Sometimes the most loving thing a parent can do is have the hard conversation with a son or daughter. Sometimes the most loving thing a friend can do is say, gently, "I am worried about you."

And here is the promise Jesus attaches to all of this: "Where two or three are gathered together in my name, there am I in the midst of them." That promise is not a general statement about prayer meetings. In its context, it is Christ's guarantee that when the Church labors to reconcile a wandering brother or sister, He Himself is standing right there in the middle of the effort.

You are never doing this alone. When you make that difficult phone call, when you sit down with someone you love and speak the truth in love, Christ is present in that room.

Dear friends, in a few moments we will do exactly what the Gospel describes. We will gather in His name. We will exchange a sign of peace, which is not a friendly gesture but a small act of reconciliation. And then we will approach the altar where the Body of Christ is given for us.

Recall what Jesus said elsewhere in Matthew: if you bring your gift to the altar and remember that your brother has something against you, leave your gift, go be reconciled, and then come and offer it. The Eucharist and reconciliation are bound together. We cannot receive the Body of Christ while ignoring the wounds in the Body of Christ.

So here is your invitation this week. Think of one person. One relationship that has been damaged, or one person you love who is drifting toward harm. Pray for them by name for seven days. And then, if love genuinely calls for it, go to them. Alone. Privately. Without an audience.

Not to win an argument. To win a brother. To win a sister.

Because we owe nothing to anyone, except to love one another. And that debt, brothers and sisters, is one we will be paying joyfully for the rest of our lives.

May the Christ we receive at this altar give us the courage to speak, the humility to listen, and the love that never gives up on anyone. Amen.

Sources consulted

  • St. Augustine, Sermon 82 on the New Testament (on Matthew 18:15)
  • St. John Chrysostom, Homilies on the Gospel of St. Matthew, Homily 60
  • St. Thomas Aquinas, Summa Theologiae II-II, q. 33 (On Fraternal Correction) and Catena Aurea on Matthew 18
  • Catechism of the Catholic Church*, nn. 1822–1829 (Charity), 1443–1445 (Reconciliation), 2447 (Spiritual Works of Mercy)
  • Pope Francis, Evangelii Gaudium, nn. 135–159 (on the homily) and Fratelli Tutti (on fraternal dialogue)
  • The Navarre Bible: St. Matthew's Gospel* commentary on Matthew 18:15–20
  • Word on Fire / Bishop Robert Barron, homilies for the Twenty-Third Sunday in Ordinary Time (Year A)
  • USCCB Daily Readings and commentary, Twenty-Third Sunday in Ordinary Time, Year A (NABRE)

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