John 9:10

10 “How then were your eyes opened?” they asked.

Read John 9:10 Using Other Translations

Therefore said they unto him, How were thine eyes opened?
So they said to him, "Then how were your eyes opened?"
They asked, “Who healed you? What happened?”

What does John 9:10 mean?

John Gill's Exposition of the Bible
John 9:10

Therefore said they unto him
When the case was clear, and it was out of question that he was the man:

how were thine eyes opened?
or made to see: they might well ask this question, since such a thing was never known before, that one born blind received his sight; and as great a miracle it is in grace, and as great a mystery to a natural man, how one should be born again, or be spiritually enlightened.

California - Do Not Sell My Personal Information  California - CCPA Notice