Shiva Purana

siva.sh/siva-purana/saturda-samhita/12/46

यः पठेच्छृणुयाद्वापि निष्कामो व्रतमैश्वरम् ।। रुद्रलोकं समासाद्य रुद्रस्यानुचरो भवेत् ।। ४६ ।।

sanskrit

He who reads or listens to this without any specific desire and performs the rites of Śiva attains Rudra’s region and becomes a follower of Rudra.

english translation

yaH paThecchRNuyAdvApi niSkAmo vratamaizvaram || rudralokaM samAsAdya rudrasyAnucaro bhavet || 46 ||

hk transliteration by Sanscript