אַחֲרִ֤יב הָרִים֙ וּגְבָע֔וֹת וְכָל־עֶשְׂבָּ֖ם אוֹבִ֑ישׁ וְשַׂמְתִּ֤י נְהָרוֹת֙ לָֽאִיִּ֔ים וַאֲגַמִּ֖ים אוֹבִֽישׁ׃
I will make waste mountains and hills, And dry up all their herbs; And I will make the rivers islands, And will dry up the pools.
Rashi on Isaiah
I will destroy mountains and hills I will slay kings and rulers.
Ibn Ezra on Isaiah
I will make waste, etc. How can they think26The form חשבו is to be emended into the future יחשבו ; as may be inferred from the succeeding future והלא יראו. thus? Do they not see, that I lay waste mountains and hills, and dry up all their herbs, and make rivers into islands, that people can dwell therein.