Mahabharata 3.294.26

कर्ण उवाच · karṇa uvāca

एकमेवाहमिच्छामि रिपुं हन्तुं महाहवेगर्जन्तं प्रतपन्तं च यतो मम भयं भवेत्

ekamevāhamicchāmi ripuṃ hantuṃ mahāhavegarjantaṃ pratapantaṃ ca yato mama bhayaṃ bhavet

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