Isaiah 42:19

καὶ τίς τυφλὸς ἀλλ᾿ ἢ οἱ παῖδές μου καὶ κωφοὶ ἀλλ᾿ ἢ οἱ κυριεύοντες αὐτῶν καὶ ἐτυφλώθησαν οἱ δοῦλοι τοῦ θεοῦ