17. But when--rather, "as."
the time of the promise--that is, for its fulfilment.
the people grew and multiplied in Egypt--For more than two hundred
years they amounted to no more than seventy-five souls; how prodigious,
then, must have been their multiplication during the latter two
centuries, when six hundred thousand men, fit for war, besides women and
children, left Egypt!
JFB.
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