yadā tu sattvaṃ samudbhūtavṛtti saṃśrayate tadā lokānāṃ sthitikāraṇaṃ bhavati satvasya sthitihetutvāt /
When, however, He resorts to sattva in its manifest function, then He becomes the cause of maintenance of the worlds, because sattva is conducive to preservation.