Mahabharata 1.25.23

तं विक्षोभयमाणं तु सरो बहुझषाकुलम्कूर्मोऽप्यभ्युद्यतशिरा युद्धायाभ्येति वीर्यवान्

taṃ vikṣobhayamāṇaṃ tu saro bahujhaṣākulamkūrmo'pyabhyudyataśirā yuddhāyābhyeti vīryavān

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