Mahabharata 4.30.8

तच्छ्रुत्वा नृपतिः सेनां मत्स्यानां समयोजयत्रथनागाश्वकलिलां पत्तिध्वजसमाकुलाम्

tacchrutvā nṛpatiḥ senāṃ matsyānāṃ samayojayatrathanāgāśvakalilāṃ pattidhvajasamākulām

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