Shiva Purana

siva.sh/siva-purana/saturda-samhita/8/28

अथर्ववेद उवाच ।। यं प्रपश्यन्ति देवेशम्भक्त्यनुग्रहिणो जनाः ।। तमाहुरेकं कैवल्यं शंकरं दुःखतः परम् ।। २८ ।।

sanskrit

Atharvaveda said:— They call that sole being Śiva who is beyond all misery who is the lord of gods whom the people who have the blessing of devotion see.

english translation

atharvaveda uvAca || yaM prapazyanti devezambhaktyanugrahiNo janAH || tamAhurekaM kaivalyaM zaMkaraM duHkhataH param || 28 ||

hk transliteration by Sanscript