Śrīmad-Bhāgavatam · Text 10.89.1
Who is speaking and story frame
श्रीशुक उवाच
सरस्वत्यास्तटे राजन्नृषय: सत्रमासत ।
वितर्क: समभूत्तेषां त्रिष्वधीशेषु को महान् ॥ १ ॥
śrī-śuka uvāca
sarasvatyās taṭe rājann
ṛṣayaḥ satram āsata
vitarkaḥ samabhūt teṣāṁ
triṣv adhīśeṣu ko mahān
Śukadeva Gosvāmī said: Once, O King, as a group of sages were performing a Vedic sacrifice on the banks of the Sarasvatī River, a controversy arose among them as to which of the three chief deities is supreme.
Read the purport on Vedabase.ioFrom Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.