God came to David when he begged him for health and love. God takes away the sackcloth (very tenderly!) and clothes David with a wedding dress to celebrate the covenant of love. David danced out of gladness that the Lord did return in his life. God enjoys seeing our joy about his presence in our lives.
11 You have turned for me my mourning into dancing; you have loosed my sackcloth and clothed me with gladness,