Commentators explain that the blessing is, on one level, for immense agricultural prosperity. 'The dew of heaven' and 'the fatness of the earth' were literal signs of wealth in a land with infrequent rain. On a deeper level, scholars like John Gill see these physical gifts as figures for spiritual blessings—the dew representing God's grace and the plentiful food symbolizing the rich provisions of the gospel that would come through Jacob's line.