Chant Lord Narsimha Ashtakam and be blessed 108 times by Lord Narasimha. Lord Vishnu takes the form of Narasihma in his fourth incarnation, the previous one being that of a Boar Vishnu kills the demon Hiranyaksha during his Varaha avatar. Hiranyaksha's brother Hiranyakashipu wants to take revenge by destroying Lord Vishnu and his followers.