Original sentence: Another suggests they are descendants of Raja Shivnabh or Shiv Nabh, whose meeting with Guru Nanak is also described in the traditional biographies.One tradition says Bhatra people are descended from Changa Rai or Changa Bhatra, a disciple of Guru Nanak's mentioned in the Janamsakhis.The Sikh encyclopaedia says that "more than one story is current about their origin".There are also stories which mention the place of Sangladeep
Edited sentence: As well as the various dialects of Punjabi spoken by Bhatra people some still know a language which they speak only amongst themselves, which may have originated far south of the Punjab.One of the Janam Sakhis describes a connection between Guru Nanak, Raja Shivnabh and the Bhatra sangat.This tradition gives an origin in Sangladeep (or Singaldeep), and suggests they may be the original sangat of Guru Nanak.[Please add the name of this language or cite a reference