Shiva Purana
कलातस्तदभिव्यक्तमनभिव्यक्तलक्षणम् ॥ सुखदुःखविमोहात्मा भुज्यते गुणवांस्त्रिधा ॥ ३३ ॥
Characteristically unmanifest it becomes manifest through Kalās. It is of the form and content of happiness, misery and delusion while being enjoyed. It has the three Guṇas.
english translation
kalAtastadabhivyaktamanabhivyaktalakSaNam ॥ sukhaduHkhavimohAtmA bhujyate guNavAMstridhA ॥ 33 ॥
hk transliteration by Sanscript