Justification Excluding Boasting

Romans 3:27

Where is boasting then? It is excluded. By what law? of works? Nay: but by the law of faith.

Romans 3:28

Therefore we conclude that a man is justified by faith without the deeds of the law.

Matthew 6:1

Take heed that ye do not your alms before men, to be seen of them: otherwise ye have no reward of your Father which is in heaven.

Ephesians 2:9

Not of works, lest any man should boast.