Mahabharata 1.61.46

मगधेषु जयत्सेनः श्रीमानासीत्स पार्थिवःअष्टानां प्रवरस्तेषां कालेयानां महासुरः

magadheṣu jayatsenaḥ śrīmānāsītsa pārthivaḥaṣṭānāṃ pravarasteṣāṃ kāleyānāṃ mahāsuraḥ

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