Shiva Purana
त्वमाद्यः सर्वदेवानां सच्चिदानंद ईश्वरः ॥ नामगोत्रे न वा ते स्तः सर्वज्ञोऽसि सदाशिव॥ १०१॥
You are the first and foremost of all gods. You are the existence, knowledge and bliss. You have no name or family lineage. O Sadāśiva you are omniscient.
english translation
tvamAdyaH sarvadevAnAM saccidAnaMda IzvaraH ॥ nAmagotre na vA te staH sarvajJo'si sadAziva॥ 101॥
hk transliteration by Sanscript