The Tosham rock inscription, dating from the 4th or 5th century, on Tosham hill in Tosham town of Haryana state in India, is an epigraph documenting the establishment of a monastery and the building of water tanks for followers of the Satvata in ancient Yadava Kingdoms. They also built the Kalayat Ancient Bricks Temple Complex and may have been vassals of the Satavahana dynasty, which disintegrated into smaller kingdoms in the 3rd century, during the Gupta Empire.