Ὁ ἕνας ἀπὸ τοὺς δύο, ποὺ ἄκουσαν τί εἶπε ὁ Ἰωάννης καὶ ἀκολούθησαν τὸν Ἰησοῦν, ἦτο ὁ Ἀνδρέας, ὁ ἀδελφὸς τοῦ Σίμωνος Πέτρου.