Romans 3:20
for no person will be acquitted in his sight on the score of obedience to law. What the Law imparts is the consciousness of sin.
Romans 7:7-11
What follows, then? That 'the Law is equivalent to sin'? Never! Why, had it not been for the Law, I would never have known what sin meant! Thus I would never have known what it is to covet, unless the Law had said, You must not covet.
Galatians 2:19
For through the Law I died to the Law that I might live for God;
Galatians 3:10-13
Whereas a curse rests on all who rely upon obedience to the Law; for it is written, Cursed is everyone who does not hold by all that is written in the book of the law, to perform it.