Mahabharata 3.186.30

आन्ध्राः शकाः पुलिन्दाश्च यवनाश्च नराधिपाःकाम्बोजा और्णिकाः शूद्रास्तथाभीरा नरोत्तम

āndhrāḥ śakāḥ pulindāśca yavanāśca narādhipāḥkāmbojā aurṇikāḥ śūdrāstathābhīrā narottama

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