khe—in the sky; apatat—flying toward him; tat—that trident; vicalat—rotating; graha-ulka-vat—like a falling star; niriksya—observing; duspreksyam—unbearable to see; ajata-viklavah—not afraid; vajrena—with the thunderbolt; vajri—Indra, the holder of the thunderbolt; sata-parvana—possessing one hundred joints; acchinat—cut; bhujam—the arm; ca—and; tasya—of him (Vrtrasura); uraga-raja—of the great serpent Vasuki; bhogam—like the body.