atha—thus; abhidhyāyataḥ—while thinking of; sargam—creation; daśa—ten; putrāḥ—sons; prajajñire—were begotten; bhagavat—regarding the Personality of Godhead; śakti—potency; yuktasya—empowered with; loka—the world; santāna—generation; hetavaḥ—the causes.