“But they kept asking him.
Were your eyes
ἔλεγον οὖν αὐτῷ Πῶς οὖν ἠνεῴχθησάν σου οἱ ὀφθαλμοί;
John uniquely indicated that this Jewish group kept asking the former blind man (ἔλεγον οὖν αὐτῷ) how his eyes were opened (Πῶς οὖν ἠνεῴχθησάν σου οἱ ὀφθαλμοί). Everyone wanted to know how this man born blind suddenly got his sight back. This was after they had ascertained that he was the same man that had been blind. How did this happen? Do you know a blind man who got his sight back?