44:3 We have revealed it on a Blessed Night. We have always been warning. [The Qur’an was revealed (down-loaded on the Prophet's heart) in a Blessed Night in the month of Ramadhan, 610 CE, and then conveyed to mankind in stages over a period of 23 years. 2:185, 97:1]
97:1 Indeed, We have revealed it in the Night of Majesty. [44:3]
97:2 Ah, what will enlighten you what it is, the Night of Majesty!
97:3 The Night of Majesty is better than a thousand months. [A day of enlightenment is better than a life-time of ignorance]
2:185 The month of Ramadhan has been chosen for this collective training since this is the month in which the Qur’an was revealed, a Guidance for mankind, clearly explaining the ‘why’ of every Rule. ...................................
Shabe baraat or Lailat-ul-Nisf Sha'ban has nothing to do with Divine decrees, destiny or praying in graveyards. It is based on a fabricated Hadith that the exalted prophet used to visit the graveyard of 'Jannat-ul-Baqee' on 15th of Sha'ban.