As per Pancharatra and Vaikhanasa the central idol of Vishnu should be surrounded by four side icons, whether be it Purusha, Satya, Achyuta, Aniruddha (Vaikhanasa) or Vasudeva, Samkarshana, Pradyumna, Aniruddha (Pancharatra). Here also similar pattern is followed where the main deity Nrisimha faces west direction, and other deities are surrounded as follows.