How do we know that confession of sin is important for Christians?

Confession of sin is essential for Christians as it serves as a conduit for receiving God's mercy, as emphasized in Proverbs 28:13. Without confession, individuals may become desensitized to sin, allowing it to harden their hearts and alter their relationship with God. The effects of unconfessed sin include distorted views of God's character and a heavy conscience. As Christians, we are called to engage in the practice of daily confession, which facilitates stronger communion with God and a keen awareness of His holiness.

Furthermore, neglecting to confess can lead to a fearful forgetfulness of one’s sin without embracing the grace of forgiveness that comes through genuine contrition. This forgetfulness can often necessitate a painful reminder of sin, causing shame and humiliation, but ideally, confession invites the Holy Spirit's restorative work within us. Remembering our sins in the light of grace fuels our admiration for God's love and draws us closer to Him, demonstrating that confession is not just important, but a necessary privilege in the life of a believer.