Then comes the Shanti Parva, the twelfth in number, which increases the understanding. It relates the despondency of Yudhishthira.
अतः परं शान्तिपर्व द्वादशं बुद्धिवर्धनम्। यत्र निर्वेदमापन्नो धर्मराजो युधिष्ठिरः॥