Mahabharata 4.41.10

मा भैस्त्वं राजपुत्राग्र्य क्षत्रियोऽसि परंतपकथं पुरुषशार्दूल शत्रुमध्ये विषीदसि

mā bhaistvaṃ rājaputrāgrya kṣatriyo'si paraṃtapakathaṃ puruṣaśārdūla śatrumadhye viṣīdasi

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