Romans 9:15

God says to Moses, I will have mercy on whom I choose to have mercy, I will have compassion on whom I choose to have compassion.

Romans 9:19

"Then," you will retort, "why does he go on finding fault? Who can oppose his will?"

Treasury of Scripture Knowledge

Summary

Consider the work of God: for who can make that straight, which he hath made crooked?

Bible References

Who

Romans 9:15
God says to Moses, I will have mercy on whom I choose to have mercy, I will have compassion on whom I choose to have compassion.