Matsya Purana 153.58

153.58

santyajya dudruvurdevā bhayārtāstyaktahetavaḥ.
gandhena suramātaṅgā dudruvustasya hastinaḥ.. 153.55

When Gajâsura was killed like that, Nimi riding on his elephant, beating his kettle drum and roaring furiously, appeared in the field of battle He looked like cloud at the time of the great dissolution and was attended by Durdhara Dânava In whichever direction Nimi appeared the Devas began to flee with horror forsaking all their arms and weapons All the elephants ran away on getting the unbearable scent of the demon's elephant —53-56