Hatakeshwara

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7 In the seventh nether world, i.e. Patala, there is the Linga Sri Hatakesvara. It had been installed by Brahma, O son of Prtha. It is a thousand Yojanas in height. 

8. The mansion (or the shrine) of Hataka Linga is. ten thousand Yojanas in height. It is divinely studded with all gems and jewels. It is embellished with many wonderful features. 

9. There the different groups of excellent and leading Serpents worship that Linga- Beneath it there is much water and beneath that there are the hells.

Source

https://freeglobaluniversity.blogspot.com/search/label/Skanda