John 9:26 KJV

Then said they to him again, What did he to thee? how opened he thine eyes?
John 9:26, King James Version

In context

25 He answered and said, Whether he be a sinner or no, I know not: one thing I know, that, whereas I was blind, now I see.

26 Then said they to him again, What did he to thee? how opened he thine eyes?

27 He answered them, I have told you already, and ye did not hear: wherefore would ye hear it again? will ye also be his disciples?