Śrī Śukadeva Gosvāmī said: King Indra, the leader of the demigods, inquired about the armor known as Nārāyaṇa-kavaca from Viśvarūpa, who was engaged by the demigods as their priest. Please hear Viśvarūpa’s reply with great attention.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
श्रीशुक उवाच । वृतः पुरोहितस्त्वाष्ट्रो महेन्द्रायानुपृच्छते । नारायणाख्यं वर्माह तदिहैकमनाः शृणु
śrīśuka uvāca | vṛtaḥ purohitastvāṣṭro mahendrāyānupṛcchate | nārāyaṇākhyaṃ varmāha tadihaikamanāḥ śṛṇu
SB 6.8.3