Romans 3:5
3:5 But if our unrighteousness demonstrates the righteousness of God, what shall we say? The God who inflicts wrath is not unrighteous, is he? (I am speaking in human terms.)
Romans 4:1
The Illustration of Justification
4:1 What then shall we say that Abraham, our ancestor according to the flesh, has discovered regarding this matter?
Romans 6:15
The Believer’s Enslavement to God’s Righteousness
6:15 What then? Shall we sin because we are not under law but under grace? Absolutely not!