Mahabharata 7.53.6
तेन शब्देन वित्रस्ता धार्तराष्ट्राः ससैन्धवाःनाकस्मात्सिंहनादोऽयमिति मत्वा व्यवस्थिताः
tena śabdena vitrastā dhārtarāṣṭrāḥ sasaindhavāḥnākasmātsiṃhanādo'yamiti matvā vyavasthitāḥ
Our plain-language meaning of this verse is waiting for scholar review.