Prayer for peace in my heart” is partially based on Ephesians which speaks about how Jesus is our only true peace. He makes peace between you and God by ending all conflict and hostility. But beyond just an end to disagreement, true peace is
It can be hard to forgive and let go but it's important to remember that harboring that resentment and holding a grudge can hurt you even more. The word "forgive" really means to give something up for yourself and not for them.