"One of us (women) would miss some fasts in Ramadan and she would not be able to make it up until Shaban began, and the Messenger of Allah did not fast in any month as he fasted in Shaban; he used to fast all of it, except a little, he used to fast all of it." ' (Using translation from Nasāʾī 2178)
إِنْ كَانَتْ إِحْدَانَا لَتُفْطِرُ فِي زَمَانِ رَسُولِ اللهِ ﷺ فَمَا تَقْدِرُ عَلَى أَنْ تَقْضِيَهُ مَعَ رَسُولِ اللهِ ﷺ حَتَّى يَأْتِيَ شَعْبَانُ مَا كَانَ رَسُولُ اللهِ ﷺ يَصُومُ مِنْ شَهْرٍ مَا كَانَ يَصُومُ مِنْ شَعْبَانَ كَانَ يَصُومُهُ كُلَّهُ إِلَّا قَلِيلًا بَلْ كَانَ يَصُومُهُ كُلَّهُ