Romans 9:14-23 New Revised Standard Version (NRSV)
14 What then are we to say? Is there injustice on God’s part? By no means! 15 For he says to Moses,
“I will have mercy on whom I have mercy,
16 So it depends not on human will or exertion, but on God who shows mercy. 17 For the scripture says to Pharaoh, “I have raised you up for the very purpose of showing my power in you, so that my name may be proclaimed in all the earth.” 18 So then he has mercy on whomever he chooses, and he hardens the heart of whomever he chooses.
God’s Wrath and Mercy
19 You will say to me then, “Why then does he still find fault? For who can resist his will?” 20 But who indeed are you, a human being, to argue with God? Will what is molded say to the one who molds it, “Why have you made me like this?” 21 Has the potter no right over the clay, to make out of the same lump one object for special use and another for ordinary use? 22 What if God, desiring to show his wrath and to make known his power, has endured with much patience the objects of wrath that are made for destruction; 23 and what if he has done so in order to make known the riches of his glory for the objects of mercy, which he has prepared beforehand for glory—