Shiva Purana

siva.sh/siva-purana/saturda-samhita/8/10

देवर्षय ऊचुः।। देवदेव प्रजानाथ सृष्टिकृल्लोकनायक ।। तत्त्वतो वद चास्मभ्यं किमेकं तत्त्वमव्ययम् ।। १० ।।

sanskrit

The celestial sages said:— O lord of gods, O lord of subjects, O Creator, O leader of the worlds, tell us the real fact. What is that sole unchanging entity?

english translation

devarSaya UcuH|| devadeva prajAnAtha sRSTikRllokanAyaka || tattvato vada cAsmabhyaM kimekaM tattvamavyayam || 10 ||

hk transliteration by Sanscript