Leviticus 13:17

καὶ ὄψεται ὁ ἱερεὺς καὶ ἰδοὺ μετέβαλεν ἡ ἁφὴ εἰς τὸ λευκόν καὶ καθαριεῖ ὁ ἱερεὺς τὴν ἁφήν καθαρός ἐστιν