For both the One who sanctifies and those who are sanctified are of the same family. So Jesus is not ashamed to call them brothers.
Textus Receptus (TR) - Hebrews 2:11 >Ὅ τε γὰρ ἁγιάζων καὶ οἱ ἁγιαζόμενοι, ἐξ ἑνὸς πάντες· δι᾿ ἣν αἰτίαν οὐκ ἐπαισχύνεται ἀδελφοὺς αὐτοὺς καλεῖν,