Verse 27

यावदज्ञानतनुता तावच्चित्तस्य तानवम् ।प्रावृट्परिक्षयो यावत्तावन्नीहारसंक्षयः

In plain words

In the measure that ajñāna thins, in that measure the citta thins; as the monsoon wanes, so the mist diminishes.