Aruṇīśatīrtha(Arunisatirtha) is a sacred site of pilgrimage in Vārāṇasī (Varanasi). Aruṇi (Aruni) achieved siddhi in this place.

Aiyangar Kṛtyakalpataru of Bhaṭṭa Lakṣmidhara((Tīrthavivecanakāṇḍa), p.60)