Matthew 12:31
Therefore I say unto you, every sin and blasphemy shall be forgiven unto men; but the blasphemy of the Spirit shall not be forgiven unto men.
1 Corinthians 6:9-11
Do you not know that the unrighteous shall not inherit the kingdom of God? He not deceived: neither fornicators, nor idolaters, nor adulterers, nor catamites, nor Sodomites,
1 John 1:7
but if we walk in the light, as He is in the light, we have fellowship with one another, and the blood of Jesus his Son cleanses us from all sin.
1 John 1:9
If we confess our sins, he is faithful and righteous that he may forgive us our sins, and cleanse us from all unrighteousness.
1 John 2:1-2
My little children, I write these things to you, in order that you may not sin. And if any one may sin, we have an Advocate with the Father, Jesus Christ the righteous: