While (with the sense of remorse) their eyes will be downcast, they will come forth from (their) graves as though they were (swarms of) locusts being scattered about
Their eyes will be cast down in terror, they will emerge from their graves (cocoons) as if they are locusts spreading about.
Al-muntakhab fi tafsir al-Qur'an al-Karim
Incensed by humiliation reflecting their multiplied wrongs, they will emerge from the graves with downcast eyes in throngs like locusts clustering in myriads