Shiva Purana
आब्रह्मतृणपर्यन्तं यत्किंचिद्दृश्यते जगत् ॥ तत्सर्वं शिव एवास्ति स देवः शिव उच्यते॥ ४॥
Beginning with Brahmā and ending with a blade of grass whatever is seen as constituting the universe is Śiva himself. That deity is called Śiva.
english translation
AbrahmatRNaparyantaM yatkiMciddRzyate jagat ॥ tatsarvaM ziva evAsti sa devaH ziva ucyate॥ 4॥
hk transliteration by Sanscript