The Jews answered him, We have a law, and by our law he ought to die, because he made himself the Son of God.
Berean Study Bible (BSB) - John 19:7 >“We have a law,” answered the Jews, “and according to that law He must die, because He declared Himself to be the Son of God.”
Textus Receptus (TR) - John 19:7 >Ἀπεκρίθησαν αὐτῷ οἱ Ἰουδαῖοι, Ἡμεῖς νόμον ἔχομεν, καὶ κατὰ τὸν νόμον ἡμῶν ὀφείλει ἀποθανεῖν, ὅτι ἑαυτὸν υἱὸν τοῦ Θεοῦ ἐποίησεν.