Mahabharata 1.26.30

अभूतपूर्वं संग्रामे तदा देवासुरेऽपि चववुर्वाताः सनिर्घाताः पेतुरुल्काः समन्ततः

abhūtapūrvaṃ saṃgrāme tadā devāsure'pi cavavurvātāḥ sanirghātāḥ peturulkāḥ samantataḥ

Our plain-language meaning of this verse is waiting for scholar review.