tasya—his; abhipaśyataḥ—while thus observing; kha-sthaḥ—situated in the sky; kṣaṇena—suddenly; kila—verily; bhārata—O descendant of Bharata; gaja-mātraḥ—just like an elephant; pravavṛdhe—thoroughly expanded; tat—that; adbhutam—extraordinary; abhūt—transformed; mahat—into a gigantic body.