But how he now seeth we know not (pw de nun blepei ouk oidamen). Concerning the third question they profess ignorance both as to the "how" (pw) and the "who" (ti). Opened (hnoixen). First aorist active indicative with single augment of anoigw, same form as hnewixen (triple augment) in verse Matthew 17 . They were not witnesses of the cure and had the story only from the son as the Pharisees had. He is of age (hlikian ecei). "He has maturity of age." He is an adult. A regular classical phrase in Plato, etc. The parents were wholly right and within their rights.