4 Bible Verses about Justification Excluding Boasting

Where then is there room for your boasting? It is for ever shut out. On what principle? On the ground of merit? No, but on the ground of faith. For we maintain that it is as the result of faith that a man is held to be righteous, apart from actions done in obedience to Law.

For if he was held to be righteous on the ground of his actions, he has something to boast of; but not in the presence of God.

and the things which the world regards as base, and those which it sets utterly at nought--things that have no existence--God has chosen in order to reduce to nothing things that do exist;

For it is by grace that you have been saved through faith; and that not of yourselves. It is God's gift, and is not on the ground of merit--