John 9:10

So, they said to him, "How was your sight restored, then?"

Mark 4:27

then went to bed and got up the next day to find that the seed had sprouted and grown, yet he did not know how it happened.

John 3:9

Then Nicodemus asked Jesus, "How can these things happen?"

John 9:15

So, the Pharisees also asked him again how his sight was restored. He said to them, "He put mud on my eyes; I washed [myself], and [now] I can see."

John 9:21

But as to how it is that he can now see, we do not know; and we do not know who restored his sight [either]. Ask him, for he is old enough and can answer for himself."

John 9:26

The Pharisees said to him, "What did he do to you? How did he restore your sight?"

1 Corinthians 15:35

But someone will ask, "How are dead people raised up?" and "What kind of a body will they have?"

Treasury of Scripture Knowledge

Summary

Therefore said they unto him, How were thine eyes opened?

Bible References

General references

John 9:15
So, the Pharisees also asked him again how his sight was restored. He said to them, "He put mud on my eyes; I washed [myself], and [now] I can see."
John 3:9
Then Nicodemus asked Jesus, "How can these things happen?"
Mark 4:27
then went to bed and got up the next day to find that the seed had sprouted and grown, yet he did not know how it happened.
1 Corinthians 15:35
But someone will ask, "How are dead people raised up?" and "What kind of a body will they have?"