Romans 9:13

10 And not only [so], but also Rebecca, having conceived by one -- Isaac our father --

11 (for they being not yet born, neither having done anything good or evil, that the purpose of God, according to choice, might remain; not of works, but of Him who is calling,) it was said to her --

12 `The greater shall serve the less;`

13 according as it hath been written, `Jacob I did love, and Esau I did hate.`

14 What, then, shall we say? unrighteousness [is] with God? let it not be!

15 for to Moses He saith, `I will do kindness to whom I do kindness, and I will have compassion on whom I have compassion;`

16 so, then -- not of him who is willing, nor of him who is running, but of God who is doing kindness: