↑Macauliffe، Max Arthur (2004) . The Sikh Religion - Its Gurus, Sacred Writings and Authors. India: Low Price Publications. pp.1. ISBN 81-86142-31-2. "The third day of the light-half of the month of Baisakh (April-May) in the year AD 1469, but, some historians believe that the Guru was born on April 15th, 1469 A.D.". Generally thought to be the third day of Baisakh (or Vaisakh) of Vikram Samvat 1526.