Romans 9:18
Therefore, he has mercy on whom he wills to have mercy: and whom he wills to harden, he hardens.
Treasury of Scripture Knowledge
Summary
And Pharaoh sent, and, behold, there was not one of the cattle of the Israelites dead. And the heart of Pharaoh was hardened, and he did not let the people go.
The heart
Bible References
The heart
Romans 9:18
Therefore, he has mercy on whom he wills to have mercy: and whom he wills to harden, he hardens.