Romans 9:11
11 for though the twins were not yet born and had not done anything good or bad, so that the purpose of God according to His choice would stand, not because of works but because of Him who calls,
Romans 9:15 - 9:16
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.” 16 So then it does not depend on the one who wills or the one who runs, but on God who has mercy.