A true religion is progressive: every stage of it leans on the past and sustains the future; and so Moses must bring with him “the rod, wherewith thou smotest the river.” The dullest can see the fitness of this allusion. Among all the wonders which the shepherd’s wand had wrought, the mastery over the Nile, the plague which inflicted an unwonted thirst upon the inhabitants of that well-watered field of Zoan, was most to the purpose now. To kill and to make alive are the functions of the same Being, and He Who spoiled the Egyptian river will now refresh His heritage that is weary. At the touch of the prophetic wand the waters poured forth which thenceforth supplied them through all their desert wanderings. Reserving the symbolic meaning of this event for a future study, we have to remember meanwhile the warning which the apostle here discovered. All the people drank of the rock, yet with many of them God was not pleased. Privilege is one thing—acceptance is quite another; and it shall be more tolerable at last for Sodom and Gomorrah than for nations, churches and men, who were content to resemble soil that drinketh in the rain that cometh upon it oft, and yet to remain unfruitful. Already the conduct of Israel was such that the place was named from human worthlessness rather than Divine beneficence. Too often, it is the more conspicuous part of the story of the relations of God and man. _AMALEK._ xvii. 8–16. Nothing can be more natural, to those who remember the value of a fountain in the East, than that Amalek should swoop down from his own territories upon Israel, as soon as this abundant river tempted his cupidity. This unprovoked attack of a kindred nation leads to another advance in the education of the people.