Psalms 95:8

95:8 He says, “Do not be stubborn like they were at Meribah,

like they were that day at Massah in the wilderness,

Zechariah 7:12

7:12 Indeed, they made their heart as hard as diamond, so that they could not obey the Torah and the other words the Lord who rules over all had sent by his Spirit through the former prophets. Therefore, the Lord who rules over all had poured out great wrath.

Malachi 2:13-14

2:13 You also do this: You cover the altar of the Lord with tears as you weep and groan, because he no longer pays any attention to the offering nor accepts it favorably from you. 2:14 Yet you ask, “Why?” The Lord is testifying against you on behalf of the wife you married when you were young, to whom you have become unfaithful even though she is your companion and wife by law.

Mark 10:5

10:5 But Jesus said to them, “He wrote this commandment for you because of your hard hearts.