When observing the case of ‘Aa.ishah (radhi-yAllaahu ‘anhaa), it’s difficult [to comprehend] that she delayed making-up the [missed] fasts [of the previous Ramadhaan] until Sha’baan. So the question arises, did she not fast the voluntary fasts which were encouraged?
How are we to understand the Prophet (sal-Allaahu ‘alayhi wa sallam) encouraging ‘Abdullaah ibn ‘Amr al-’Aas (radhi-yAllaahu ‘anhu) with the fast of [Prophet] Daawood (‘alayhis-salaam), whilst he himself did not fast it despite it being the best of fasts?
Welcome to Winter – during which blessings descend [from Allaah]; wherein the nights are long [and therefore conducive] to stand[ing] in prayer, and the days are short [and conducive] to fast[ing].
Continuing to fast after the fast of Ramadhaan is a sign of the acceptance of the fast of Ramadhaan.
The scholars of hadeeth said “there is no hadeeth related to the [virtue of the night of] 15th of Sha’baan which is authentic.