John 14:11

Πιστεύετέ μοι ὅτι ἐγὼ ἐν τῷ Πατρὶ, καὶ ὁ Πατὴρ ἐν ἐμοί· εἰ δὲ μή, διὰ τὰ ἔργα αὐτὰ πιστεύετέ μοι.