Shiva Purana

siva.sh/siva-purana/rudra-samhita/181/35

संयुध्यतोरेव तयोर्जगाम ब्राह्मं दिनं व्यास हि शस्त्रपाण्योः ।। प्रवीरयोर्वीररवेण गर्जतोः परस्परं क्रोधसुयुक्तचेतसोः ।।३५।।

sanskrit

O Vyāsa, a day according to the calculation of Brahma passed by even as they fought with weapons in their hands, roaring heroically and furiously at each other.

english translation

saMyudhyatoreva tayorjagAma brAhmaM dinaM vyAsa hi zastrapANyoH || pravIrayorvIraraveNa garjatoH parasparaM krodhasuyuktacetasoH ||35||

hk transliteration by Sanscript