Verse 4

सूक्ष्मा मध्या तथा स्थूला चेति सा कल्प्यते त्रिधा ।पश्चान्मनस्तया तेन ज्ञातैव वपुषा पुनः

In plain words

Subtle, middling, and likewise gross: thus she is conceived as threefold. Afterwards, as the state of mind, in that form, she comes to be known once again.