yena-by the same thunderbolt; me-by me; purvam-formerly; adrinam-of the mountains; paksa-cchedah-the cutting of the wings; praja-atyaye-when there was killing of the people in general; krtah-was done; nivisatam-of those mountains which entered; bharaih-by the great weight; patattraih-by wings; patatam-falling; bhuvi-on the ground.