Romans 3:26

to show his righteousness at the present time, that he may be righteous and justify him that is of faith.

Acts 13:38-39

Be it known to you therefore, men and brothers, that through this man is preached to you the forgiveness of sins,

Romans 3:30

since there is one God who will justify the circumcision by faith and the uncircumcision through the [same] faith.

Romans 4:5

But to one that works not, but believes on him that justifies the wicked, his faith is [accounted] for righteousness.

Romans 8:33

Who will bring a charge against God's elect? It is God that justifies;

Galatians 3:8-14

And the Scripture foreseeing that God would justify the nations by faith, promised before to Abraham, In you shall all the nations be blessed.

Revelation 15:3

And they sing the song of Moses the servant of God and the song of the Lamb, saying, Great and wonderful are thy works, Lord God Almighty; just and true are thy ways, king of the nations;

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 therefore, men and brothers, that through this man is preached to you the forgiveness of sins,
Revelation 15:3
And they sing the song of Moses the servant of God and the song of the Lamb, saying, Great and wonderful are thy works, Lord God Almighty; just and true are thy ways, king of the nations;

And

Romans 3:30
since there is one God who will justify the circumcision by faith and the uncircumcision through the [same] faith.
Romans 4:5
But to one that works not, but believes on him that justifies the wicked, his faith is [accounted] for righteousness.
Romans 8:33
Who will bring a charge against God's elect? It is God that justifies;
Galatians 3:8
And the Scripture foreseeing that God would justify the nations by faith, promised before to Abraham, In you shall all the nations be blessed.

General references

Romans 3:28
We conclude then that a man is justified by faith without the works of the law.