280 chapter (overall). Ch 55 of Sabha Parva
Reading of Chapter 280 (overall), chapter 55 (within the Sabha Parva)
(Dyuta Parva: 27th Parva as per the 100-Parva classification; Sabha Parva: 2nd parva as per the 18-Parva classification)
(read from Mahabharata Volume 2 (The complete, unabridged Mahabharata), translated by Bibek Debroy)
This is a short chapter, about a page and a half long.
Vidura intervenes at this point. Yudhishtra has lost a lot so far in this game, but not everything, and certainly much less than what he is going to go on to lose. Vidura reminds the blind king Dhritarashtra that Duryodhana is a "jackal" that lives in the house.
Direct YouTube link for Ch 280: http://www.youtube.com/embed/94JZWDOMGxU
I have read this chapter from Vol.2 of Bibek Debroy's translation of the unabridged Mahabharata. You can find my review of the volume here.
Mahabharata Volume 2 (The complete, unabridged Mahabharata) (Amazon.com, Kindle, Flipkart)
Kindle ebook Excerpt: