Mahabharata 5.185.16

ततस्तत्प्रतिघातार्थं ब्राह्ममेवास्त्रमुत्तमम्मया प्रयुक्तं जज्वाल युगान्तमिव दर्शयत्

tatastatpratighātārthaṃ brāhmamevāstramuttamammayā prayuktaṃ jajvāla yugāntamiva darśayat

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