John 10:41

Many came to Him, and they were saying, “John did not perform a single sign (attesting miracle), but everything John said about this Man was true and accurate.”

John 1:29-30

The next day he saw Jesus coming to him and said, “Look! The Lamb of God who takes away the sin of the world!

John 1:33-34

I did not recognize Him [as the Messiah], but He who sent me to baptize in water said to me, ‘He upon whom you see the Spirit descend and remain, this One is He who baptizes with the Holy Spirit.’

Matthew 3:11-12

“As for me, I baptize you with water because of [your] repentance [that is, because you are willing to change your inner self—your old way of thinking, regret your sin and live a changed life], but He (the Messiah) who is coming after me is mightier [more powerful, more noble] than I, whose sandals I am not worthy to remove [even as His slave]; He will baptize you [who truly repent] with the Holy Spirit and [you who remain unrepentant] with fire (judgment).

Matthew 4:23-25

And He went throughout all Galilee, teaching in their synagogues and preaching the good news (gospel) of the kingdom, and healing every kind of disease and every kind of sickness among the people [demonstrating and revealing that He was indeed the promised Messiah].

Matthew 14:2

and said to his attendants, “This is John the Baptist; he has been raised from the dead, and that is why the miraculous powers are at work in him.”

Mark 1:37

and they found Him and said, “Everybody is looking for You!”

Luke 5:1

Now it happened that while Jesus was standing by the Lake of Gennesaret (Sea of Galilee), with the people crowding all around Him and listening to the word of God;

Luke 7:26-30

But what did you [really] go out to see? A prophet? Yes, I say to you, and one far more [eminent and remarkable] than a prophet [who foretells the future].

Luke 12:1

In the meantime, after so many thousands of the people had gathered that they were stepping on one another, Jesus began speaking first of all to His disciples, “Be continually on your guard against the leaven of the Pharisees [that is, their pervasive, corrupting influence and teaching], which is hypocrisy [producing self-righteousness].

John 1:27

It is He [the preeminent One] who comes after me, the strap of whose sandal I am not worthy to untie [even as His slave].”

John 2:11

This, the first of His signs (attesting miracles), Jesus did in Cana of Galilee, and revealed His glory [displaying His deity and His great power openly], and His disciples believed [confidently] in Him [as the Messiah—they adhered to, trusted in, and relied on Him].

John 3:26-36

So they came to John and said to him, “Rabbi (Teacher), the Man who was with you on the other side of the Jordan [at the Jordan River crossing]—and to whom you have testified—look, He is baptizing too, and everyone is going to Him!”

Treasury of Scripture Knowledge

Summary

And many resorted unto him, and said, John did no miracle: but all things that John spake of this man were true.

Bible References

John did

Matthew 14:2
and said to his attendants, “This is John the Baptist; he has been raised from the dead, and that is why the miraculous powers are at work in him.”
Luke 7:26
But what did you [really] go out to see? A prophet? Yes, I say to you, and one far more [eminent and remarkable] than a prophet [who foretells the future].

But

John 1:29
The next day he saw Jesus coming to him and said, “Look! The Lamb of God who takes away the sin of the world!
John 3:29
He who has the bride is the bridegroom; but the friend of the bridegroom, who stands by and listens to him, rejoices greatly because of the bridegroom’s voice. So this pleasure and joy of mine is now complete.
Matthew 3:11
“As for me, I baptize you with water because of [your] repentance [that is, because you are willing to change your inner self—your old way of thinking, regret your sin and live a changed life], but He (the Messiah) who is coming after me is mightier [more powerful, more noble] than I, whose sandals I am not worthy to remove [even as His slave]; He will baptize you [who truly repent] with the Holy Spirit and [you who remain unrepentant] with fire (judgment).
Luke 7:29
All the people and the tax collectors who heard Jesus, acknowledged [the validity of] God’s justice, having been baptized with the baptism of John.