Jeremiah 5:3

3O Lord, do not your eyes look for truth?
aYou have struck them down,
but they felt no anguish;
you have consumed them,
but they refused to take correction.
bThey have made their faces harder than rock;
they have refused to repent.

Ezekiel 3:4-7

4And he said to me, cSon of man, go to the house of Israel and speak with my words to them. 5For you are not sent to a people of foreign speech and a hard language, but to the house of Israel 6not to many peoples of foreign speech and a hard language, whose words you cannot understand. dSurely, if I sent you to such, they would listen to you. 7 eBut the house of Israel will not be willing to listen to you, for they are not willing to listen to me: because all the house of Israel fhave a hard forehead and a stubborn heart.

Daniel 5:20

20But gwhen his heart was lifted up and his spirit was hardened so that he dealt proudly, hhe was brought down from his kingly throne, and his glory was taken from him.

Romans 2:5

5But because of your hard and impenitent heart you are istoring up jwrath for yourself on the day of wrath when God’s righteous judgment will be revealed.

Hebrews 3:13

13But kexhort one another every day, as long as it is calledtoday,” that none of you may be hardened by lthe deceitfulness of sin.
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