John 9:30

the man replied, that's very strange that he should make me see, and you should not know who sent him.

John 3:10

Jesus answered him, are you a doctor in Israel, and not know these things?

John 12:37

But though he had done so many miracles in their presence, yet they did not believe on him:

Matthew 11:5

the blind recover their sight, the lame walk, the lepers are cleansed, the deaf hear, the dead are raised, and the poor have the gospel preached to them.

Mark 6:6

they were so marvellously incredulous. so that He went all about to teach in the neighbouring villages.

Luke 7:22

then he gave them this answer, go, and tell John what you have seen, and heard: that the blind see, the lame walk, the lepers are healed, the deaf hear, the dead are raised, the gospel is proclaim'd to the poor.

2 Corinthians 4:6

for God, who commanded the light to shine out of darkness, hath shined in our hearts, to enlighten others in the knowledge of the glory of God, which shines in the person of Jesus Christ.

Treasury of Scripture Knowledge

Summary

The man answered and said unto them, Why herein is a marvellous thing, that ye know not from whence he is, and yet he hath opened mine eyes.

Bible References

Herein

John 3:10
Jesus answered him, are you a doctor in Israel, and not know these things?
John 12:37
But though he had done so many miracles in their presence, yet they did not believe on him:
Mark 6:6
they were so marvellously incredulous. so that He went all about to teach in the neighbouring villages.

And yet

Matthew 11:5
the blind recover their sight, the lame walk, the lepers are cleansed, the deaf hear, the dead are raised, and the poor have the gospel preached to them.
Luke 7:22
then he gave them this answer, go, and tell John what you have seen, and heard: that the blind see, the lame walk, the lepers are healed, the deaf hear, the dead are raised, the gospel is proclaim'd to the poor.
2 Corinthians 4:6
for God, who commanded the light to shine out of darkness, hath shined in our hearts, to enlighten others in the knowledge of the glory of God, which shines in the person of Jesus Christ.