Śrāddha-kalpa: Amarakantaka–Tīrtha-Māhātmya and Akṣaya Pitṛ-Tarpaṇa
अनिवर्तनं तु नन्दायां वेद्याः प्रागुत्तरदिशि / सिद्धिक्षेत्रं सुरैर्जुष्टं यत्प्राप्य न निवर्त्तते
anivartanaṃ tu nandāyāṃ vedyāḥ prāguttaradiśi / siddhikṣetraṃ surairjuṣṭaṃ yatprāpya na nivarttate
To the northeast of the vedī, at Nandā, lies the siddhi-field called Anivartana, cherished by the gods; having reached it, one does not return again.