Even if their own father or mother or brother or sister dies, they must not make themselves ceremonially unclean on account of them, because the symbol of their dedication to God is on their head.
“If anyone comes to me and does not hate father and mother, wife and children, brothers and sisters—yes, even their own life—such a person cannot be my disciple.
He said of his father and mother, ‘I have no regard for them.’ He did not recognize his brothers or acknowledge his own children, but he watched over your word and guarded your covenant.