Mat 19:8 He said to them, Because of your hardness of heart Moses allowed you to divorce your wives, but from the beginning it was not so.
Mar 10:5 And Jesus said to them, “Because of your hardness of heart he wrote you this commandment.

Mar 16:14 Afterward he appeared to the eleven themselves as they were reclining at table, and he rebuked them for their unbelief and hardness of heart, because they had not believed those who saw him after he had risen.
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