"I asked - or; the Prophet was asked - about fasting daily. So he said: 'Your family has a right over you.' Then he said: 'Fast Ramadan and that which is after it, and every Wednesday and Thursday. If you do that, then you will have fasted daily, as well as broken (the fast).'"  

سَأَلْتُ أَوْ سُئِلَ رَسُولُ اللَّهِ ﷺ عَنْ صِيَامِ الدَّهْرِ فَقَالَ إِنَّ لأَهْلِكَ عَلَيْكَ حَقًّا صُمْ رَمَضَانَ وَالَّذِي يَلِيهِ وَكُلَّ أَرْبِعَاءٍ وَخَمِيسٍ فَإِذًا أَنْتَ قَدْ صُمْتَ الدَّهْرَ وَأَفْطَرْتَ وَفِي الْبَابِ عَنْ عَائِشَةَ