The Jaffna Peninsula was mentioned in Tamil literature as Naka Nadu, in Pali literature as Nagadeepa and in Greek gazetteer as Nagadiba. The name Nagabhumi was also found on a Brahmi-inscribed coin from Uduthurai, Jaffna and in a Tamil inscription from Pudukkottai, Tamil Nadu referring to the Jaffna peninsula.K. Rajan - Situating the Beginning of Early Historic Times in Tamil Nadu: Some Issues and Reflections (2008) p.56-57
