Srimad-Bhagavatam: Canto 11 - Chapter 1 - Verse 12
Sanskrit:
निवृत्ते भारते युद्धे सुहृन्निधनविह्वल: ।श्रुत्वा धर्मान् बहून् पश्चान्मोक्षधर्मानपृच्छत ॥ १२ ॥
ITRANS:
nivṛtte bhārate yuddhesuhṛn-nidhana-vihvalaḥśrutvā dharmān bahūn paścānmokṣa-dharmān apṛcchata
Translation:
When the great Battle of Kurukṣetra had ended, King Yudhiṣṭhira was overwhelmed by the death of many beloved well-wishers, and thus, after listening to instructions about many religious principles, he finally inquired about the path of liberation.