أَخْبَرَنَا مُحَمَّدُ بْنُ عَبْدِ اللَّهِ بْنِ يَزِيدَ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنْ عَبْدِ اللَّهِ بْنِ أَبِي لَبِيدٍ، عَنْ أَبِي سَلَمَةَ، قَالَ سَأَلْتُ عَائِشَةَ فَقُلْتُ أَخْبِرِينِي عَنْ صِيَامِ، رَسُولِ اللَّهِ صلى الله عليه وسلم قَالَتْ كَانَ يَصُومُ حَتَّى نَقُولَ قَدْ صَامَ وَيُفْطِرُ حَتَّى نَقُولَ قَدْ أَفْطَرَ وَلَمْ يَكُنْ يَصُومُ شَهْرًا أَكْثَرَ مِنْ شَعْبَانَ كَانَ يَصُومُ شَعْبَانَ إِلاَّ قَلِيلاً كَانَ يَصُومُ شَعْبَانَ كُلَّهُ ‏.‏

It was narrated that 'Abdullah bin Shaqiq said

'I said to Aishah: 'did the Messenger of Allah offer Duah prayer?' she said: 'No, unless he was returning from a journey.' I said: 'was the Messenger of Allah known to observe any fast regularly apart from Ramadan?'' She said: 'by Allah, he did not observe any fast regularly apart from amadan until he passed away, and he did not break his fast for a whole month, rather he would fast some of it (each month).""( '