The concept of "blasphemy against the Holy Spirit" comes from the Bible, specifically in the New Testament, and is mentioned in Matthew 12:31-32 and Mark 3:28-30. The exact meaning and interpretation of this passage have been debated among various Christian denominations and scholars.
Different Christian traditions have varying interpretations of what this specific sin entails. However, many agree that it involves a persistent and willful rejection of the work of the Holy Spirit and attributing the work of God to evil spirits. Some interpretations consider it as a continuous and unrepentant resistance to God's grace and forgiveness.
If someone is feeling guilty and worried about having committed this sin, it might indicate that they have not truly and willfully rejected the Holy Spirit but are genuinely concerned about their actions. In Christian belief, God is seen as merciful and forgiving, and seeking forgiveness through sincere repentance is an essential aspect of Christianity.
The Bible teaches that God is willing to forgive those who genuinely repent and turn away from their sins. In 1 John 1:9, it says, "If we confess our sins, he is faithful and just and will forgive us our sins and purify us from all unrighteousness."
Ultimately, the question of forgiveness lies between the individual and God. If someone sincerely repents and seeks forgiveness, it is believed that God's mercy is vast enough to cover any sin, including blasphemy against the Holy Spirit. However, individual beliefs and interpretations may vary, and seeking guidance from a trusted spiritual advisor or religious leader can be helpful in addressing such concerns.