Mark 7:10-12

10For Moses said, ‘Honor your father and your mother [with respect and gratitude]’; and, ‘He who speaks evil of his father or mother must be put to death’;

11but you [Pharisees and scribes] say, ‘If a man tells his father or mother, “Whatever I have that would help you is Corban, (that is to say, already a gift to God),” ’

12then you no longer let him do anything for his father or mother [since helping them would violate his vow of Corban];