Psalm 24:3-4 (NLT)

Who may climb the mountain of the LORD? Who may stand in his holy place? Only those whose hands and hearts are pure, who do not worship idols and never tell lies.

2 Timothy 2:21 (ESV)

Therefore, if anyone cleanses himself from what is dishonorable, he will be a vessel for honorable use, set apart as holy, useful to the master of the house, ready for every good work.

Galatians 5:16 (NLT)

So I say, let the Holy Spirit guide your lives. Then you won't be doing what your sinful nature craves.