Commentaries:
God chose Abraham, and his family after him, to receive promises, while reserving the prerogative to deny grace to others. This means, then, that individuals, at their will, cannot marshal faith toward God!
Charles Whitaker
Servant of God, Act II: God's Gift of Faith
Other Forerunner Commentary entries containing Romans 9:4:
Matthew 10:5-7
Galatians 4:24-26