• The Prophet (SAW) used to fast two days of the weeks: on Mondays and Thursdays.
  • The Prophet (SAW) used to fast the 13th, 14th, and 15th of every month.
  • The Messenger of Allah (SAW) used to fast on the 10th of Muharram every year, and said in the last year of his life, that if Allah gave him life, he would fast two days (9th and 10th of Muharram or 10th and 11th) the following year; but he died before the following Muharram.
  • The Messenger of Allah (SAW) increased his voluntary fasts in the first half of the month of Sha’baan, and fasted more in the month of Sha’baan than in any other month of the year (other than the obligatory fasts of Ramadan).
  • The Messenger of Allah (SAW) guided the believers who were not performing the Hajj pilgrimage to fast on the 9th of Dhil-Hujja or the Day of Arafah.