Shiva Purana
महानलस्तंभविभीषणाकृतिर्बभूव तन्मध्यतले स निष्कलः 11।
On seeing this imminent untimely dissolution the bodiless form of Śiva assumed the terrific form of a huge column of fire in their midst.
english translation
mahAnalastaMbhavibhISaNAkRtirbabhUva tanmadhyatale sa niSkalaH 11।
hk transliteration by Sanscript