The wealth of detail that has been so lavishly squandered in expressing a simple fact that, from the Pandava-side, Krishna and Arjuna answered the battle-cry, clearly shows where Sanjaya’s sympathies lay. Here, the description — “sitting in the magnificent chariot, harnessed with white horses, Madhava and Arjuna blew their conches divine” — clearly echoes the hope lurking in the heart of Sanjaya that due to the apparent contrast in the two descriptions, perhaps, even at this moment Dhritarashtra may be persuaded to withdraw his sons from the warfront.

Sri Sankaracharya did not comment on this sloka. The commentary starts from 2.10.