5 But Jesus said to them, "Because of your hardness of heart he wrote you this commandment.
Mark 10:5 Cross References - Common
Matthew 19:8
8 He said to them, "Because of the hardness of your hearts Moses permitted you to divorce your wives, but from the beginning it was not so.
Acts 7:51
51 "You stiff-necked people, uncircumcised in heart and ears, you always resist the Holy Spirit. You are doing just as your fathers did.
Hebrews 3:7-10
7 Therefore, as the Holy Spirit says: "Today, if you will hear his voice,
8 do not harden your hearts as in the rebellion, on the day of testing in the wilderness,
9 where your fathers put me to the test and saw my works for forty years.
10 Therefore I was angry with that generation, and said, 'They always go astray in their hearts; and they have not known my ways.'