Verse 55

चित्तमित्येव रूढेयं यदैव कलनोदिता । ।तदैव चित्त्वं विस्मृत्य सा जडेव व्यवस्थिता

In plain words

The very moment kalanā has arisen, it becomes fixed under the name 'citta'; and right then, forgetting its own nature as cit, it stands established as though inert.