Mahabharata 10.17.9

आदिरेष हि भूतानां मध्यमन्तश्च भारतविचेष्टते जगच्चेदं सर्वमस्यैव कर्मणा

ādireṣa hi bhūtānāṃ madhyamantaśca bhārataviceṣṭate jagaccedaṃ sarvamasyaiva karmaṇā

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