Romans 3:26

for the manifestation of His righteousness in the present time, to the end that He may be righteous, even when declaring righteous him who has faith in Jesus.

Acts 13:38-39

Be it known to you, brethren, that through This One is proclaimed to you forgiveness of sins;

Romans 3:30

if, indeed, God is One Who will justify the circumcision by faith, and the uncircumcision through faith.

Romans 4:5

but to him that works not, but believes on Him Who justifieth the ungodly, his faith is reckoned for righteousness.

Romans 8:33

Who will bring an accusation against God's elect? It is God Who justifieth;

Galatians 3:8-14

And the Scripture, foreseeing that God would justify the gentiles through faith, proclaimed beforehand the Gospel to Abraham, saying, "In you shall all the nations be blessed."

Revelation 15:3

And they sang the song of Moses, the servant of God, and the song of the Lamb, saying, "Great and marvelous are Thy works, O Lord God, the Almighty; righteous and true are Thy ways, Thou King of the ages.

Treasury of Scripture Knowledge

Summary

To declare, I say, at this time his righteousness: that he might be just, and the justifier of him which believeth in Jesus.

General references

Bible References

That he

Acts 13:38
Be it known to you, brethren, that through This One is proclaimed to you forgiveness of sins;
Revelation 15:3
And they sang the song of Moses, the servant of God, and the song of the Lamb, saying, "Great and marvelous are Thy works, O Lord God, the Almighty; righteous and true are Thy ways, Thou King of the ages.

And

Romans 3:30
if, indeed, God is One Who will justify the circumcision by faith, and the uncircumcision through faith.
Romans 4:5
but to him that works not, but believes on Him Who justifieth the ungodly, his faith is reckoned for righteousness.
Romans 8:33
Who will bring an accusation against God's elect? It is God Who justifieth;
Galatians 3:8
And the Scripture, foreseeing that God would justify the gentiles through faith, proclaimed beforehand the Gospel to Abraham, saying, "In you shall all the nations be blessed."

General references

Romans 3:28
For we reckon that a man is justified by faith, apart from works of law.