Mahabharata 6.16.39

एकादशी धार्तराष्ट्री कौरवाणां महाचमूःअग्रतः सर्वसैन्यानां यत्र शांतनवोऽग्रणीः

ekādaśī dhārtarāṣṭrī kauravāṇāṃ mahācamūḥagrataḥ sarvasainyānāṃ yatra śāṃtanavo'graṇīḥ

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