Matthew 12:31
Wherefore I say to you, All manner of sin and blasphemy shall be forgiven to men; but the blasphemy of the Holy Ghost shall not be forgiven to men.
1 Corinthians 6:9-11
Know ye not, that the unjust shall not inherit the kingdom of God? Be not deceived. Neither fornicators, nor idolaters, nor adulterers, nor the effeminate,
1 John 1:7
But if we walk in the light as he is in the light, we have fellowship one with another, and the blood of Jesus Christ his Son cleanseth us from all sin.
1 John 1:9
If we confess our sins, he is faithful, and just to forgive us our sins, and to cleanse us from all unrighteousness.
1 John 2:1-2
My beloved children, I write these things to you, that ye may not sin. But if any one sin, we have an advocate with the Father, Jesus Christ, the righteous, And he is the propitiation for our sins;