6-13. God's great power and goodness are the grounds of this confidence. These are illustrated in His control of the mightiest agencies of nature and nations affecting men with awe and dread (Ps 26:7; 98:1, &c.), and in His fertilizing showers, causing the earth to produce abundantly for man and beast.

     19. waters . . . , footsteps—may refer to His actual leading the people through the sea, though also expressing the mysteries of providence.