Matthew 12:31
Therefore I tell you, people will be forgiven of every sin and abusive word spoken [against God]. But abusive words spoken against the Holy Spirit will not be forgiven.
Luke 12:10
And every person who speaks an [abusive] word against the Son of man will be forgiven of it, but the person who speaks abusive words against the Holy Spirit will not be forgiven of it.
Mark 3:28-30
Truly I tell you, all of mankind's sins and the abusive language that they use in speaking against God [and men] can be forgiven.
Acts 7:51
You people are unbending and unrepentant in your hearts and [unwilling to listen with] your ears. You are always resisting [the desires of] the Holy Spirit just like your forefathers did.
Hebrews 6:4
[These are people] who were once enlightened [by the Gospel message], who had experienced the gift from heaven [i.e., forgiveness, never ending life, etc. See Rom. 6:23], who had partaken of the Holy Spirit [See Acts 2:38],
Hebrews 10:26
For if we go on sinning intentionally, after we have received the full knowledge of the truth, there is no longer any sacrifice for [our] sins.
Hebrews 10:29
How much more severely do you think a person deserves to be punished who has trampled on the Son of God and has regarded the blood of the [New] Agreement, with which he was set apart for God, an unholy thing and has insulted the Holy Spirit, through whom God's unearned favor is shown?
1 John 1:9
[But] if we confess our sins [to God], He is faithful [to His promise] and righteous [in His judgment], and will forgive us of those sins and cleanse us from all of our wrongdoing.
1 John 5:16
If anyone [of you] observes his brother [or sister] sinning [in a way that would not lead] to [spiritual] death, he should ask [God, in prayer, to help that person], and God will give him [spiritual] life, [that is], to such ones, provided their sin is not leading to [spiritual] death. There is such a sin that leads to [spiritual] death. [See Heb. 6:4-6; I Tim. 5:6; Heb. 10:26-27; II Pet. 2:20-22]. I am not suggesting that you should ask [God, in prayer] about such a situation.
Matthew 12:31-32
Therefore I tell you, people will be forgiven of every sin and abusive word spoken [against God]. But abusive words spoken against the Holy Spirit will not be forgiven.
1 Timothy 1:13-15
[even] though I had previously spoken against Christ, and persecuted [Christians] and acted outrageously. However, I obtained mercy because I acted out of ignorance, not believing [in Christ].
1 John 2:1-2
My little children [i.e., dear ones], I am writing this to you so that you will not sin anymore. But if anyone does sin, we have Someone to go to the Father on our behalf; it is Jesus Christ, the [only] righteous One.