Shiva Purana
त्रिधा विभज्य चात्मानं त्रैलोक्ये संप्रवर्तते ॥ सृजते ग्रसते चैव वीक्षते च त्रिभिस्स्वयम् ॥ २५ ॥
After dividing the material body into three parts, the living entity moves about in the three worlds. He creates, devours and observes by Himself in three ways.
english translation
tridhA vibhajya cAtmAnaM trailokye saMpravartate ॥ sRjate grasate caiva vIkSate ca tribhissvayam ॥ 25 ॥
hk transliteration by Sanscript