“Believing in the gospel isn’t optional. It is imperative, for those who don’t put their trust in Jesus will face eschatological humiliation (Rom 9:33; 10:11). Conversely, believers are the children of Abraham (Gal 3:6; cf. 3:8) and therefore the children of God (3:26). They belong to God’s family and are members of the true Israel of God (6:16). Those”
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Thomas R. Schreiner,
Faith Alone---The Doctrine of Justification: What the Reformers Taught...and Why It Still Matters