يَصُومُ مِنْ كُلِّ شَهْرٍ ثَلاَثَةَ أَيَّامٍ أَوَّلَ اثْنَيْنِ مِنَ الشَّهْرِ ثُمَّ الْخَمِيسَ ثُمَّ الْخَمِيسَ الَّذِي يَلِيهِ .
Hunaidah Al-Khuza'i said: "I entered upon the Mother of the Believers and heard her say: 'The Messenger of Allah used to fast three days of each month: The first Monday of the month, then Thursday, then the following Thursday."