Mahabharata 7.167.10

आचार्ये निहते द्रोणे धृष्टद्युम्नेन संयुगेनिहते वज्रहस्तेन यथा वृत्रे महासुरे

ācārye nihate droṇe dhṛṣṭadyumnena saṃyugenihate vajrahastena yathā vṛtre mahāsure

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