question #1 Sahih Muslim 738d, Book 6, Hadith 155 : How many rak’ahs did the Prophet Muhammad (ﷺ) pray at night, including the two rak’ahs of fajr?

O mother, inform me about the prayer of the Messenger of Allah (ﷺ). She said: His (night prayer) in Ramadan and (during other months) was thirteen rak’ahs at night including two rak’ahs of fajr.