viṣṇuṁ jiṣṇur uvāca ha

tatah-thereafter; praduskrtam-disseminated; tejah-glare; pracandam-fierce; sarvatah-all around; disam-directions; prana-padam-affecting life; abhipreksya-having observed it; visnum-unto the Lord; jisnuh-Arjuna; uvaca-said; ha-in the past.