sri-sukah uvaca-Sri Sukadeva Gosvami said; iti-thus; bruvanau-speaking; anyonyam-to one another; dharma-jijnasaya-with a desire to know the supreme, ultimate religious principle (devotional service); nrpa-O King; yuyudhate-fought; maha-viryau-both very powerful; indra-King Indra; vrtrau-and Vrtrasura; yudham pati-both great military commanders.