John 9:39-41

³⁹and Jesus added, “It was to put people to the test that I came into this world, in order that those that cannot see should see, and that those that can see should become blind.”

⁴⁰Hearing this, some of the Pharisees who were with him said, “Then are we blind too?”

⁴¹“If you had been blind,” replied Jesus, “you would have had no sin to answer for; but, as it is, you say ‘We can see,’ and so your sin remains.