Romans 9:15
For he says to Moses, "I will have mercy on whom I have mercy, and I will have compassion on whom I have compassion."
Romans 9:16
So it depends not upon man's will or exertion, but upon God's mercy.
Romans 9:18-19
Therefore he has mercy on whom he wills, and he hardens the heart of whom he wills.
Treasury of Scripture Knowledge
Summary
For he saith to Moses, I will have mercy on whom I will have mercy, and I will have compassion on whom I will have compassion.
I will have
Bible References
I will have
Romans 9:16
So it depends not upon man's will or exertion, but upon God's mercy.