This is a hyperbolical way of speaking, taken from the common language of the schools of the Jews, and designedr after a manner for their refutation. Such a hyperbole concerning this very mountain you have Zech. 14:4. The Jews used to set out those teachers among them, that were more eminent for the profoundness of their learning, or the splendour of their virtues, by such expressions as this; הוא עוקר הרים He is a rooter up (or a remover) of mountains. “Rabhs Joseph is Sinai, and Rabbah is a rooter
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