And therefore do ye all, occupying respectively the positions I assigned to you, protect Bhishma only.' Then his powerful grandsire, Bhishma, the oldest of the Kauravas, roaring aloud like a lion, blew his conch, (thereby) affording delight to Duryodhana. And then all at once, conchs, and kettledrums, and tabors, and trumpets were played upon; and there was a tumultuous din.