Romans 9:18

9:18 So then, God has mercy on whom he chooses to have mercy, and he hardens whom he chooses to harden.

Romans 9:23-24

9:23 And what if he is willing to make known the wealth of his glory on the objects of mercy that he has prepared beforehand for glory – 9:24 even us, whom he has called, not only from the Jews but also from the Gentiles?