vinā yadu-kulakṣayam

iti-thus; uktah-being asked; dharmarajena-by King Yudhisthira; sarvam-all; tat-that; samavarnayat-properly described; yatha-anubhutam-as he experienced; kramasah-one after another; vina-without; yadu-kulaksayam-annihilation of the Yadu dynasty.