"I asked Aishah: 'Tell me about the fasting of the Messenger of Allah.' She said: 'he used to fast until we said: he is going to fast until we said: He is not going to fast. He never fasted any month more than Shaban. He used to fast (all) of Shaban except a little, he used to fast all of Shaban."' '
عَنْ صِيَامِ رَسُولِ اللَّهِ ﷺ 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