Shiva Purana

siva.sh/siva-purana/saturda-samhita/13/42

।। विश्वानर उवाच ।। एकम्ब्रह्मैवाद्वितीयं समस्तं सत्यंसत्यं नेह नानास्ति किञ्चित्।। एको रुद्रो न द्वितीयोऽवतस्थे तस्मादेकन्त्वाम्प्रपद्ये महेशम्।। ४२ ।।

sanskrit

Viśvānara said:— The Brahman is alone without a second. It is true. Indeed there is no multitude of different things. There is only one Rudra. There is none second to him. Hence I seek refuge in you, the sole great lord.

english translation

|| vizvAnara uvAca || ekambrahmaivAdvitIyaM samastaM satyaMsatyaM neha nAnAsti kiJcit|| eko rudro na dvitIyo'vatasthe tasmAdekantvAmprapadye mahezam|| 42 ||

hk transliteration by Sanscript