Mahabharata 8.23.4

तस्मात्पार्थविनाशार्थं हितार्थं मम चैव हिसारथ्यं रथिनां श्रेष्ठ सुमनाः कर्तुमर्हसि

tasmātpārthavināśārthaṃ hitārthaṃ mama caiva hisārathyaṃ rathināṃ śreṣṭha sumanāḥ kartumarhasi

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