Acts 13:25

And when John was completing his work, he said, What do I seem to you to be? I am not he; but one is coming after me, whose shoes I am not good enough to undo.

Matthew 3:11

Truly, I give baptism with water to those of you whose hearts are changed; but he who comes after me is greater than I, whose shoes I am not good enough to take up: he will give you baptism with the Holy Spirit and with fire:

Mark 1:7

And he said to them all, There is one coming after me who is greater than I, whose shoes I am not good enough to undo.

Acts 20:24

But I put no value on my life, if only at the end of it I may see the work complete which was given to me by the Lord Jesus, to be a witness of the good news of the grace of God.

Mark 6:16-28

But Herod, when he had news of it, said, John, whom I put to death, has come back from the dead.

Luke 3:15-16

And while the people were waiting, and all men were questioning in their hearts about John, if he was the Christ or not,

John 1:20-23

He said quite openly and straightforwardly, I am not the Christ.

John 1:26-27

John's answer was: I give baptism with water; but there is one among you of whom you have no knowledge;

John 1:29

The day after, John sees Jesus coming to him and says, See, here is the Lamb of God who takes away the sin of the world!

John 1:34

This I saw myself and my witness is that he is the Son of God.

John 1:36

And looking at Jesus while he was walking he said, See, there is the Lamb of God!

John 3:27-29

And this was John's answer: A man is unable to have anything if it is not given to him from heaven.

John 4:34

Jesus said, My food is to do the pleasure of him who sent me and to make his work complete.

John 7:18

The man whose words come from himself is looking for glory for himself, but he who is looking for the glory of him who sent him--that man is true and there is no evil in him.

John 19:28-30

After this, being conscious that all things had now been done so that the Writings might come true, Jesus said, Give me water.

Acts 13:36

Now David, having done God's work for his generation, went to sleep, and was put with his fathers, and his body came to destruction:

Acts 19:4

And Paul said, John gave a baptism which goes with a change of heart, saying to the people that they were to have faith in him who was coming after him, that is, in Jesus.

2 Corinthians 4:5

For our preaching is not about ourselves, but about Christ Jesus as Lord, and ourselves as your servants through Jesus.

2 Timothy 4:7

I have made a good fight, I have come to the end of my journey, I have kept the faith:

Revelation 11:7

And when they have come to the end of their witness, the beast which comes up out of the great deep will make war on them and overcome them and put them to death.

Treasury of Scripture Knowledge

Summary

And as John fulfilled his course, he said, Whom think ye that I am? I am not he. But, behold, there cometh one after me, whose shoes of his feet I am not worthy to loose.

General references

Bible References

Fulfilled

Acts 13:36
Now David, having done God's work for his generation, went to sleep, and was put with his fathers, and his body came to destruction:
Acts 20:24
But I put no value on my life, if only at the end of it I may see the work complete which was given to me by the Lord Jesus, to be a witness of the good news of the grace of God.
Mark 6:16
But Herod, when he had news of it, said, John, whom I put to death, has come back from the dead.
John 4:34
Jesus said, My food is to do the pleasure of him who sent me and to make his work complete.
John 19:28
After this, being conscious that all things had now been done so that the Writings might come true, Jesus said, Give me water.
2 Timothy 4:7
I have made a good fight, I have come to the end of my journey, I have kept the faith:
Revelation 11:7
And when they have come to the end of their witness, the beast which comes up out of the great deep will make war on them and overcome them and put them to death.

Whom

Acts 19:4
And Paul said, John gave a baptism which goes with a change of heart, saying to the people that they were to have faith in him who was coming after him, that is, in Jesus.
Matthew 3:11
Truly, I give baptism with water to those of you whose hearts are changed; but he who comes after me is greater than I, whose shoes I am not good enough to take up: he will give you baptism with the Holy Spirit and with fire:
Mark 1:7
And he said to them all, There is one coming after me who is greater than I, whose shoes I am not good enough to undo.
Luke 3:15
And while the people were waiting, and all men were questioning in their hearts about John, if he was the Christ or not,
John 1:20
He said quite openly and straightforwardly, I am not the Christ.
John 3:27
And this was John's answer: A man is unable to have anything if it is not given to him from heaven.
John 7:18
The man whose words come from himself is looking for glory for himself, but he who is looking for the glory of him who sent him--that man is true and there is no evil in him.
2 Corinthians 4:5
For our preaching is not about ourselves, but about Christ Jesus as Lord, and ourselves as your servants through Jesus.

General references

Mark 1:7
And he said to them all, There is one coming after me who is greater than I, whose shoes I am not good enough to undo.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain