Mahabharata 7.120.77

तं तथा विरथं दृष्ट्वा रथमारोप्य स्वं तदाअश्वत्थामा महाराज भूयोऽर्जुनमयोधयत्

taṃ tathā virathaṃ dṛṣṭvā rathamāropya svaṃ tadāaśvatthāmā mahārāja bhūyo'rjunamayodhayat

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