Mahabharata 1.158.1

वैशंपायन उवाच · vaiśaṃpāyana uvāca

ते प्रतस्थुः पुरस्कृत्य मातरं पुरुषर्षभाःसमैरुदङ्मुखैर्मार्गैर्यथोद्दिष्टं परंतपाः

te pratasthuḥ puraskṛtya mātaraṃ puruṣarṣabhāḥsamairudaṅmukhairmārgairyathoddiṣṭaṃ paraṃtapāḥ

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