Amen, amen, I say to you, no slave is greater than his master nor any messenger greater than the one who sent him. 17 If you understand this, blessed are you if you do it. 18 I am not speaking of all of you. I know those whom I have chosen. But so that the scripture might be fulfilled, ‘The one who ate my food has raised his heel against me.’ 19 From now on I am telling you before it happens, so that when it happens you may believe that I AM. 20 Amen, amen, I say to you, whoever receives the one I send receives me, and whoever receives me receives the one who sent me.”
Jesus speaks these words after washing the feet of His disciples. He has taken the place of a servant and given them a visible example of humble love. His action points toward the Cross, where His love will be shown fully. As He says elsewhere, “the Son of Man did not come to be served but to serve and to give his life as a ransom for many” (Mark 10:45).
When Jesus says, “no slave is greater than his master nor any messenger greater than the one who sent him,” He is teaching the disciples how to understand their own place in His mission (v. 16). If the Master humbles Himself in love, His disciples cannot seek greatness by pride, control, or self-importance. The one who is sent must reflect the one who sends him.
The word “messenger” here means one who is sent. Jesus is not mainly giving a title. He is describing a relationship. The disciples belong to Him, learn from Him, and will be sent by Him. Their authority will not come from themselves. It will come from the Son who sends them, and from the Father who sent the Son.
Jesus then adds, “If you understand this, blessed are you if you do it” (v. 17). Understanding His teaching is necessary, but it must become action. The blessing is not promised only to those who admire His humility, but to those who live according to it. Christian service is not weakness. It is the pattern given by the Lord Himself.
To follow Jesus is not simply to agree with what He said or did. It is to receive His life, His teaching, and His way of love, and to live according to them. The disciple remains beneath the Master and learns to act as the Master acts. This is why Jesus’ command to serve belongs to the way His followers make Him known.
Jesus then speaks of betrayal. “I am not speaking of all of you. I know those whom I have chosen” (v. 18). Judas’ betrayal does not surprise Jesus. He knows His own, and He also knows the heart of the one who will turn against Him. The betrayal is terrible because it comes from one who had been welcomed into close companionship with Jesus, sharing the same table as a sign of trust and friendship. Jesus applies the Scripture: “The one who ate my food has raised his heel against me” (v. 18; Ps. 41:10).
The quotation from the Psalm shows that Jesus’ suffering is not outside God’s plan. The Psalm speaks of the pain of being betrayed by a close companion. In John’s Gospel, this becomes part of the movement toward the Passion. Jesus is not defeated by hidden forces or trapped by events He does not understand. He goes forward in obedience with full knowledge of the betrayal.
This matters for the disciples because betrayal could have shaken their faith. They might have thought that Jesus had misjudged Judas, or that His mission had failed. Instead, Jesus tells them beforehand: “From now on I am telling you before it happens, so that when it happens you may believe that I AM” (v. 19).
“I AM” points to Jesus’ divine identity. In the Old Testament, God reveals Himself to Moses as “I am” (Ex. 3:14). John’s Gospel uses this language to show that Jesus is not merely a teacher sent by God. He is the Son who shares the divine life of the Father. Even as He moves toward betrayal and death, He remains the divine Son.
Jesus’ foreknowledge strengthens faith. When the betrayal happens, the disciples are meant to remember that Jesus already knew. His Passion will not be a collapse of His mission. It will be the way His saving love is revealed. The Cross will show the depth of the Son’s obedience to the Father and the depth of God’s love for the world (John 3:16; Rom. 5:8).
The final verse returns to the theme of sending: “whoever receives the one I send receives me, and whoever receives me receives the one who sent me” (v. 20). This connects the disciples’ mission to Jesus’ own mission. The Father sends the Son. The Son sends His own. Those who receive the messengers of Christ receive Christ Himself, and those who receive Christ receive the Father.
This does not make the messenger greater than others. It makes the messenger responsible. Those sent by Christ must point beyond themselves. Their words, service, and witness are meant to lead others to Him. Jesus teaches the same truth in other places: “Whoever receives you receives me, and whoever receives me receives the one who sent me” (Matt. 10:40; see also Luke 10:16).
This passage therefore holds together humility, betrayal, faith, and mission. Jesus prepares His disciples for the scandal of Judas’ treachery, but He also prepares them for the work they will receive. They are to serve as He served, believe when suffering comes, and carry His mission in such a way that others may receive Him.
We receive Jesus Christ, the Son sent by the Father, by trusting Him. We follow Him by serving according to His example. We bear witness to Him by pointing others to Him and not to ourselves. The Son sent by the Father sends His own, and He calls them to carry His love with humility and faith.
Lord Jesus, You were sent by the Father and You send Your disciples to bear witness to You. Teach us to serve as You served, to trust You when faith is tested, and to receive Your word with obedient hearts. Make our lives a faithful witness to You, so that others may be led to the Father through You. Amen.
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Sources and References
- The New American Bible, Revised Edition. Washington, DC: Confraternity of Christian Doctrine, 2011. John 13:16-20 and notes.
- Hahn, Scott, and Curtis Mitch. The Ignatius Catholic Study Bible: New Testament. San Francisco: Ignatius Press, 2010, 187, 189.
- José María Casciaro, gen. ed. The Navarre Bible: New Testament, Expanded Edition. Dublin: Four Courts Press; New York: Scepter Publishers, 2008, 418.
- Brown, Raymond E., Joseph A. Fitzmyer, and Roland E. Murphy, eds. The New Jerome Biblical Commentary. Englewood Cliffs, NJ: Prentice Hall, 1990, 973, §§174-175.
- Aguilar Chiu, José Enrique, et al., eds. The Paulist Biblical Commentary. New York: Paulist Press, 2018, 1161-1162.
- Collins, John J., Gina Hens-Piazza, Barbara Reid OP, and Donald Senior CP, eds. The Jerome Biblical Commentary for the Twenty-First Century. Third Fully Revised Edition, with a Foreword by Pope Francis. London: Bloomsbury Publishing, 2022, 1425.
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