The Prayer by King David-Psalm 51

This is a prayer made by King David when he committed adultery with Bathsheba,Uriah's wife;After the word of God came to him through the prophet Nathan,the bible says for three days David wept and ate nothing pleading with God;
God was merciful to him and he will be to you as well if u humble yourself and confess all the evil you have done before him for it is written in 1John 1:8 "If we claim to be without sin, we deceive ourselves and the truth is not in us."
For more of this check up with 2Samuel 11th & 12th chapters;
God bless you