Shiva Purana
तत्र स्थितिर्न पापानां महद्भ्यो महतामपि ॥ महाबलाभिधानेन शिवः संनिहितः स्वयम् ॥ ४२॥
Sins greater than the greatest cannot stay there. Śiva himself is present there in the name of Mahābala.
english translation
tatra sthitirna pApAnAM mahadbhyo mahatAmapi ॥ mahAbalAbhidhAnena zivaH saMnihitaH svayam ॥ 42॥
hk transliteration by Sanscript