Śrīmad-Bhāgavatam · Text 2.9.45
Who is speaking and story frame
नारद: प्राह मुनये सरस्वत्यास्तटे नृप ।
ध्यायते ब्रह्म परमं व्यासायामिततेजसे ॥ ४५ ॥
nāradaḥ prāha munaye
sarasvatyās taṭe nṛpa
dhyāyate brahma paramaṁ
vyāsāyāmita-tejase
In succession, O King, the great sage Nārada instructed Śrīmad-Bhāgavatam unto the unlimitedly powerful Vyāsadeva, who meditated in devotional service upon the Supreme Personality of Godhead, the Absolute Truth, on the bank of the river Sarasvatī.
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