 The Tamil text "Purananuru", dated to about the start of the common era, or possibly about 2nd century CE, in verse 201 mentions Agastya along with many people migrating south.In the northern legends, Agastya's role in spreading Vedic tradition and Sanskrit is emphasized, while in southern traditions his role in spreading irrigation, agriculture and augmenting the Tamil language is emphasized.In the north, his ancestry is unknown with mythical legends limiting themselves to saying that Agastya was born from a mud pitcher.