Romans 7:4-6
[SUP]4 [/SUP]Wherefore, my brethren, ye also are become dead to the law by the body of Christ; that ye should be married to another, even to him who is raised from the dead, that we should bring forth fruit unto God.
[SUP]5 [/SUP]For when we were in the flesh, the motions of sins, which were by the law, did work in our members to bring forth fruit unto death.
[SUP]6 [/SUP]But now we are delivered from the law, that being dead wherein we were held; that we should serve in newness of spirit, and not in the oldness of the letter.
Galatians 3:24-25
[SUP]24 [/SUP]Wherefore the law was our schoolmaster to bring us unto Christ, that we might be justified by faith.
[SUP]25 [/SUP]But after that faith is come, we are no longer under a schoolmaster.
What happens when people try to mix Grace through faith and law?
Galatians 3:2-3
[SUP]2 [/SUP]This only would I learn of you, Received ye the Spirit by the works of the law, or by the hearing of faith?
[SUP]3 [/SUP]Are ye so foolish? having begun in the Spirit, are ye now made perfect by the flesh?
Romans 11:6 And if by grace, then is it no more of works: otherwise grace is no more grace. But if it be of works, then it is no more grace: otherwise work is no more work.
Romans 9:31-32
[SUP]31 [/SUP]But Israel, which followed after the law of righteousness, hath not attained to the law of righteousness.
[SUP]32 [/SUP]Wherefore? Because they sought it not by faith, but as it were by the works of the law. For they stumbled at that stumblingstone;
I suppose if clear scripture has not convinced you then no one will.