 The three poets were not only involved in portraying their personal devotion to Shiva, but also engaged a community of believers through their songs, and their work is an important source for understanding the emergence of the Bhakti movement in early medieval South India.In the 10th century, during the reign of Rajaraja I of the Chola dynasty, these poets' hymns were collected and arranged by Nambiyandar Nambi.Saivism came of age alongside the expansion and consolidation of Chola imperial power from the 11th to 14th centuries, and the "Tirumurai"–with its body of texts on rituals, philosophy, and theology–was canonized during this period.