Mahabharata 2.26.6

भीमसेनस्तु तद्दृष्ट्वा तस्य कर्म परंतपःअधिसेनापतिं चक्रे सुधर्माणं महाबलम्

bhīmasenastu taddṛṣṭvā tasya karma paraṃtapaḥadhisenāpatiṃ cakre sudharmāṇaṃ mahābalam

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