John Calvin on Exodus 10:25-26

25. And Moses said. Moses no less severely repudiates all exceptions, than as if he authoritatively demanded of the king what God had enjoined. And assuredly, by this austere Magistrale. — Fr. and abrupt manner of speaking he evidenced his courage, whereby he might humble the arrogance and audacity of the impious king. His pretext indeed was, that they had need of victims, and in this way he avoids the tyrant’s greater displeasure; but, at the same time, by directly excluding all conditions, and by not leaving even a hair in the power of the king, he asserts the indivisible right of God alone; that Pharaoh may know that all his evasions will profit him nothing. The expression” there shall not a hoof be left behind,” contains a severe reproof, accompanied with anger and contempt; as if he would purposely pique The Fr. thus resolves the metaphor: — “Comme s’il picquoit de propos delibere le courage envenime du tyran, pour en faire crever l’aposthume;” as if he purposely lanced the envenomed audacity of the tyrant, to let out its matter. the virulent mind of the tyrant. But we have already said that there was no dissimulation in these words: for, although the holy man knew that the counsel of God had a further object, he still thought it sufficient to deliver the commands which were prescribed to him; nor would: it be proper to suppose that God is under an obligation always to make the wicked acquainted with all His purposes.