Mahabharata 3.251.1

वैशंपायन उवाच · vaiśaṃpāyana uvāca

अथासीनेषु सर्वेषु तेषु राजसु भारतकोटिकाश्यवचः श्रुत्वा शैब्यं सौवीरकोऽब्रवीत्

athāsīneṣu sarveṣu teṣu rājasu bhāratakoṭikāśyavacaḥ śrutvā śaibyaṃ sauvīrako'bravīt

Our plain-language meaning of this verse is waiting for scholar review.