Mahabharata 7.127.12

कर्ण उवाच · karṇa uvāca

आचार्यं मा विगर्हस्व शक्त्या युध्यत्यसौ द्विजःअजय्यान्पाण्डवान्मन्ये द्रोणेनास्त्रविदा मृधे

ācāryaṃ mā vigarhasva śaktyā yudhyatyasau dvijaḥajayyānpāṇḍavānmanye droṇenāstravidā mṛdhe

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