The Nāfuel tend to be the followers of Virūpākṣa (Pāli: Virūpakkha), on the list of Four Heavenly Kings who guards the western direction. They work as guards on Mount Sumeru, safeguarding the dēvas of Trāyastriṃśa from assaults by the asuras. Rituals and festivals celebrating the serpent deity had been common, https://128.199.208.170/