 In southern traditions, his descent from a pitcher is a common reference, but two alternate southern legends place him as the Caṅkam ("Sangam") polity and is said to have led the migration of eighteen Velir tribes from Dvārakā to the south.The northern traditional stories, states Mahadevan, are "nothing more than a collection of incredible fables and myths", while the southern versions "ring much truer and appear to be a down to earth account of a historical event".Others disagree.