King James Version (KJV) Authorized Version 1611
Read Full Chapter (Romans 3)

Romans 3:5,6 KJV

"But if our unrighteousness commend the righteousness of God, what shall we say? Is God unrighteous who taketh vengeance? (I speak as a man) God forbid: for then how shall God judge the world?"
Romans Chapter 3, Verse 5,6

Romans 3:5,6 in Context (Verses 2–9 KJV)

2
Much every way: chiefly, because that unto them were committed the oracles of God.
3
For what if some did not believe? shall their unbelief make the faith of God without effect?
4
God forbid: yea, let God be true, but every man a liar; as it is written, That thou mightest be justified in thy sayings, and mightest overcome when thou art judged.
5
But if our unrighteousness commend the righteousness of God, what shall we say? Is God unrighteous who taketh vengeance? (I speak as a man)
6
God forbid: for then how shall God judge the world?
7
For if the truth of God hath more abounded through my lie unto his glory; why yet am I also judged as a sinner?
8
And not rather, (as we be slanderously reported, and as some affirm that we say,) Let us do evil, that good may come? whose damnation is just.
9
What then? are we better than they? No, in no wise: for we have before proved both Jews and Gentiles, that they are all under sin;