When Kaal Bhairav was billed of Brahma Hatya, he came to Kashi to seek penance and it absolutely was only inside the holy land of Kashi that he was lastly no cost with the sin with the killing. From that time on, Kaal Bhairav is claimed to reside in Kashi, https://ryszardc727nfz4.tkzblog.com/29748134/detailed-notes-on-bhairav