Matsya Purana 181.25

181.25

avimuktaṃ gato devi! na nirgacchet tataḥ punaḥ.
so'pibatpadamāpnoti nātra karyā vicāraṇā .. 180.25 ..

He who never goes out of the precincts of Kâśi, attains My realm, there is no doubt in this Vasraprada, Rudrakoṭi, Sidheśvara, Gokarna, Rudrakarṇa, Suvarṇâkṣa, Amara, Mahâkâla and Kâyâvarohana, are all sanctified places, and I am present at all those places, in both the morning and evening Sandhyâs—25-26