John Gill - Exposition
John Gill
The merciful man doeth good to his own soul,.... Or "to himself": a man of mercy or grace, a liberal bountiful man, he comfortably enjoys what God has given him, Ecclesiastes 5:18; and he does good to others with it, and thereby does good to himself also; as well as he is solicitous in a spiritual sense for the good and welfare of his immortal soul; but [he that is] cruel troubleth his own flesh;...