Verse 37

अवासनत्वात्सततं यदा न मनुते मनः ।अमनस्ता तदोदेति परमोपशमप्रदा

In plain words

When, through freedom from vāsanā, manas ceases forever to think its thoughts, then arises amanastā, the state of no-manas, which bestows the deepest quiescence.