Numbers 8:7

καὶ οὕτως ποιήσεις αὐτοῖς τὸν ἁγνισμὸν αὐτῶν περιρρανεῖς αὐτοὺς ὕδωρ ἁγνισμοῦ καὶ ἐπελεύσεται ξυρὸν ἐπὶ πᾶν τὸ σῶμα αὐτῶν καὶ πλυνοῦσιν τὰ ἱμάτια αὐτῶν καὶ καθαροὶ ἔσονται