Mahabharata 1.94.87

1.94.87

rājyaṃ tāvatpūrvameva mayā tyaktaṃ narādhipa |
apatyahetorapi ca karomyeṣa viniścayam || 87 ||

"Vaisampayana continued, 'O king, the son of Ganga, devoted to truth, having ascertained the scruples of the chief of the fishermen, then said, moved thereto by the desire of benefiting his father, 'Chief of fishermen, thou best of men, listen to what I say in the presence of these assembled kings. Ye kings, I have already relinquished my right to the throne, I shall now settle the matter of my children. O fisherman, from this day [paragraph continues] I adopt the vow of Brahmacharya (study and meditation in celibacy). If I die sonless, I shall yet attain to regions of perennial bliss in heaven!'