Bhagavatapurana 10.87.9

10.87.9

/0 śrī-bhagavān uvāca
svāyambhuva brahma-satraṃ jana-loke 'bhavat purā /
tatra-sthānāṃ mānasānāṃ munīnām ūrdhva-retasām //

9. The Lord said:— O son of Brahma, formerly a Brahma-satra was held in the Janaloka among the sages that dwell there in eternal celibacy (Brahmasatra is an assembly of wise and learned men all of equal capacity that amuse themselves with debate in relation to the Veda).