Mahabharata 4.34.3

अष्टाविंशतिरात्रं वा मासं वा नूनमन्ततःयत्तदासीन्महद्युद्धं तत्र मे सारथिर्हतः

aṣṭāviṃśatirātraṃ vā māsaṃ vā nūnamantataḥyattadāsīnmahadyuddhaṃ tatra me sārathirhataḥ

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