इयं पुर्यष्टके स्वेच्छा स्वात्मन्येवात्मनि स्थिते ।सति स्फुरत्यभ्युदिते भानाविव जनैषणा
In plain words
This self-will flashes forth in the puryaṣṭaka, when that is present, while the Self abides in its own Self alone -- just as people's striving flashes forth when the sun has risen.