For a moment, the great Physician gave place to the Heart-reader; and the Lord spoke those strange, grand words to give comfort and peace to the suffering, silent, sick man.
Jesus read what was in the heart of the poor paralytic; his sins distressed him more than his malady. The soul, then, must be healed first.
It was for this, we believe, that the story of the man with the palsy was told and retold by the first Christian preachers, and so found a place in the three Gospel narratives - this lofty claim of the Master to forgive sins; a claim so grandly supported by a miraculous act done in the open daylight in the presence of the people.
[Excerpt from the Puplit Commentary]