Mahabharata 6.63.21

एतद्युधिष्ठिरो ज्ञात्वा याथातथ्येन भारतसर्वात्मना महात्मानं केशवं जगदीश्वरम्प्रपन्नः शरणं राजन्योगानामीश्वरं प्रभुम्

etadyudhiṣṭhiro jñātvā yāthātathyena bhāratasarvātmanā mahātmānaṃ keśavaṃ jagadīśvaramprapannaḥ śaraṇaṃ rājanyogānāmīśvaraṃ prabhum

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