Mahabharata 4.53.14

हर्षयुक्तस्तथा पार्थः प्रहसन्निव वीर्यवान्रथं रथेन द्रोणस्य समासाद्य महारथः

harṣayuktastathā pārthaḥ prahasanniva vīryavānrathaṃ rathena droṇasya samāsādya mahārathaḥ

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