tasmai — to him; hi — indeed; avocat — spoke; bhagavān — the Supreme Lord; ṛṣīṇām — the sages; śṛṇvatām — as they listened; idam — this; yaḥ — which; brahma — about the Absolute Truth; vādaḥ — discussion; pūrveṣām — ancient; jana-loka-nivāsinām — among the inhabitants of Janaloka.