Verse 20

यत्रास्ति वासनाबीजं तत्सुषुप्तं न सिद्धये ।निर्बीजा वासना यत्र तत्तुर्यं सिद्धिदं स्मृतम्

In plain words

Where the seed of vāsanā still exists, that suṣupti does not lead to accomplishment; where vāsanā is without seed, that is remembered as turya, the giver of accomplishment.