Mahabharata 12.16.1

वैशंपायन उवाच · vaiśaṃpāyana uvāca

अर्जुनस्य वचः श्रुत्वा भीमसेनोऽत्यमर्षणःधैर्यमास्थाय तेजस्वी ज्येष्ठं भ्रातरमब्रवीत्

arjunasya vacaḥ śrutvā bhīmaseno'tyamarṣaṇaḥdhairyamāsthāya tejasvī jyeṣṭhaṃ bhrātaramabravīt

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