Leviticus 15:13

Ἐὰν δὲ καθαρισθῇ ὁ γονοῤῥυὴς ἐκ τῆς ῥύσεως αὐτοῦ, καὶ ἐξαριθμηθήσεται αὐτῷ ἑπτὰ ἡμέρας εἰς τὸν καθαρισμὸν αὐτοῦ, καὶ πλυνεῖ τὰ ἱμάτια αὐτοῦ, καὶ λούσεται τὸ σῶμα ὕδατι, καὶ καθαρὸς ἔσται.