Mahabharata 7.106.15

यो जातः कुण्डलाभ्यां च कवचेन सहैव चतं सूतपुत्रं समरे भीमः कथमयोधयत्

yo jātaḥ kuṇḍalābhyāṃ ca kavacena sahaiva cataṃ sūtaputraṃ samare bhīmaḥ kathamayodhayat

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