Original sentence: Hence if someone wants to fast, they should fast on the 13th, 14th, and 15th of this blessed month or they should fast on Mondays and Thursdays of this blessed month of Sha'ban.How would such a person be forgiven.How, then, about a person who deviates from the Sunnah and establishes bid’ahs, thereby declaring a quarrel against the Prophet himself.Muslims should not 'single out' the 15th of Sha'ban for fasting.The conclusion drawn from Shaikhul Hadith Fazlur Rahman A'azamis book is that yes, this night has a special significance because of the various Ahadith on this topic.Though no specific number of Salat are mentioned for this night, but extra Salat can be performed (as mentioned by Ibnu Taymiyyah in the above mentioned book by Shaykhul Hadith Fazlur Rahman) but there is no authentic Hadith supporting the fast specifically of this day.We should note that, in the above hadeeth, the Prophet indicated that Allaah, the Most High, does not forgive on this night those who have a quarrel with others