Shiva Purana

siva.sh/siva-purana/kotirudra-samhita/16/50

महाकालेश्वरो नाम शिवः ख्यातश्च भूतले ।। तं दृष्ट्वा न भवेत्स्वप्ने किंचिद्दुःखमपि द्विजाः ।। ५० ।।

sanskrit

O brahmins, Śiva became famous as Mahākāleśvara. On seeing this image no one will have misery even in dreams.

english translation

mahAkAlezvaro nAma zivaH khyAtazca bhUtale || taM dRSTvA na bhavetsvapne kiMcidduHkhamapi dvijAH || 50 ||

hk transliteration by Sanscript