John 9:21-23

21but how he now sees we do not know, or who has opened his eyes we do not know. He is of age: ask him; he will speak concerning himself.

22His parents said these things because they feared the Jews, for the Jews had already agreed that if any one confessed him [to be the] Christ, he should be excommunicated from the synagogue.

23On this account his parents said, He is of age: ask him.