tatah pradurabhuc chailah
sasarja-released; atha-now; asurim-demoniac; mayam-illusion; antardhana-out of vision; gatah-having gone; asurah-Bali Maharaja; tatah-thereafter; pradurabhut-there appeared; sailah-a big mountain; sura-anika-upari-above the heads of the soldiers of the demigods; prabho-O my lord.