Due to a boon that was asked by Anasuya, the Lord incarnated as the son of Atri, named Dattatreya. In this incarnation, he taught the knowledge of brahman to Alarka and Prahlada, among others|| 11 ||
English translation and commentary of Srimad Bhagavatam. Adapted from the Hindi commentary of Srimad Bhagavatam by Maharajshri Shri Akhandanand Saraswati Maharaj