Mahabharata 8.19.65

मुष्टियुद्धं महच्चासीद्योधानां तत्र भारततथा केशग्रहश्चोग्रो बाहुयुद्धं च केवलम्

muṣṭiyuddhaṃ mahaccāsīdyodhānāṃ tatra bhāratatathā keśagrahaścogro bāhuyuddhaṃ ca kevalam

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