Ezekiel 3:7
But the house of Israel will not listen to you; for they will not listen to me: for all the house of Israel are impudent and hardhearted.
Torrey's Topical Textbook—AKJV

Mark 10:5
And Jesus answered and said to them, For the hardness of your heart he wrote you this precept.
Torrey's Topical Textbook—AKJV

Romans 2:5
But after your hardness and impenitent heart treasure up to yourself wrath against the day of wrath and revelation of the righteous judgment of God;
Torrey's Topical Textbook—AKJV