SB 6.11.8

mamarda padbhyāṁ sura-sainyam āturaṁ
 nimīlitākṣaṁ raṇa-raṅga-durmadaḥ
gāṁ kampayann udyata-śūla ojasā
 nālaṁ vanaṁ yūtha-patir yathonmadaḥ
Synonyms: 
mamarda — trampled; padbhyām — by his feet; sura-sainyam — the army of the demigods; āturam — who were very afraid; nimīlita-akṣam — closing their eyes; raṇa-raṅga-durmadaḥ — arrogant on the battlefield; gām — the surface of the globe; kampayan — causing to tremble; udyata-śūlaḥ — taking up his trident; ojasā — with his strength; nālam — of hollow bamboo sticks; vanam — a forest; yūtha-patiḥ — an elephant; yathā — just as; unmadaḥ — maddened.
Translation: 
As the demigods closed their eyes in fear, Vṛtrāsura, taking up his trident and making the earth tremble with his great strength, trampled the demigods beneath his feet on the battlefield the way a mad elephant tramples hollow bamboos in the forest.