4. not hurt the grass . . . neither . . . green thing . . . neither . . . tree--the food on which they ordinarily prey. Therefore, not natural and ordinary locusts. Their natural instinct is supernaturally restrained to mark the judgment as altogether divine.
      those men which--Greek, "the men whosoever."
      in, &c.--Greek, "upon their forehead." Thus this fifth trumpet is proved to follow the sealing in Re 7:1-8, under the sixth seal. None of the saints are hurt by these locusts, which is not true of the saints in Mohammed's attack, who is supposed by many to be meant by the locusts; for many true believers fell in the Mohammedan invasions of Christendom.

JFB.