ונתנה הארץ פריה ואכלתם לשבע... וכי תאמרו מה נאכל בשנה השביעית... וצויתי את ברכתי
Sforno distinguishes between the baal bitachon, one who trusts in Hashem, who does not question, “What will we eat in the seventh year?” and he who questions. The one who does not question will, indeed, have less produce; however, its nutritional value will far exceed that of a regular year. He will have less, but he will require less. Less will be more. His seventh year will be covered by the produce of the sixth year, but in a manner unperceived by the unknowing spectator who will observe a regular yield that year. The believer whose bitachon is not as…