ΚΑΤΑ ΙΩΑΝΗΝ, chapter 6 323:

λέγει αὐτῇ ὁ Ιἠσοῦσ Οὐκ εἶπόν σοι ὅτι ἐὰν πιστεύσῃσ ὄψῃ τὴν δόξαν τοῦ θεοῦ;