Mahabharata 6.86.18

निपतद्भिस्तथा तैश्च हयसंघैः परस्परम्शुश्रुवे दारुणः शब्दः सुपर्णपतने यथा

nipatadbhistathā taiśca hayasaṃghaiḥ parasparamśuśruve dāruṇaḥ śabdaḥ suparṇapatane yathā

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