Mark 10:5

And Jesus said to them, Because of your hardness of heart, he wrote you this ordinance;

Matthew 19:8

He said to them, Moses, on account of your hardness of heart, allowed you to put away your wives; but from the beginning it was not so.

Acts 7:51

Stiff necked, and uncircumcised in heart and ears, you always fight against the Holy Spirit; as your fathers did, you also do.

Hebrews 3:7-10

Wherefore, as the Holy Spirit says, To-day if you will hear his voice,

Treasury of Scripture Knowledge

Summary

And Jesus answered and said unto them, For the hardness of your heart he wrote you this precept.

Bible References

For

Matthew 19:8
He said to them, Moses, on account of your hardness of heart, allowed you to put away your wives; but from the beginning it was not so.
Acts 7:51
Stiff necked, and uncircumcised in heart and ears, you always fight against the Holy Spirit; as your fathers did, you also do.
Hebrews 3:7
Wherefore, as the Holy Spirit says, To-day if you will hear his voice,