Mat19:8 He says to them, Moses, because of your hard hearts, let you put away your wives: but it has not been so from the first.
Mak10:5 But Jesus said to them, Because of your hard hearts he gave you this law.
Mak16:14 And later he was seen by the eleven themselves while they were taking food; and he said sharp words to them because they had no faith and their hearts were hard, and because they had no belief in those who had seen him after he had come back from the dead.