13th of Sha'baan: Wednesday, March 16
14th of Sha'baan: Thursday, March 17
15th of Sha'baan: Friday, March 18
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📖 Narrated Abu Huraira RadhiAllahu 'anhu narrated: My friend (the noble Messenger Muhammad SallAllahu 'alaihi wa sallam) advised me to observe three things: To fast three days of each month; to pray two rak'aat of Duha prayer (forenoon prayer); and to pray Salat Al-Witr before sleeping."
Sahih Al-Bukhari 1981 In-book reference: Book 30, Hadith 88 USC-MSA web (English) reference: Vol. 3, Book 31, Hadith 202
📖 Abu Dharr RadhiAllahu 'anhu narrated: Allah's noble Messenger Muhammad SallAllahu 'alaihi wa sallam said, "O Abu Dharr, if you are going to fast three days of the month, then fast on the thirteenth, fourteenth, and fifteenth days."
Source: Sunan At-Tirmidhi 761
Grade: Sahih (Authentic) according to Al-Albani