Under this chapter, the following sub-chapters and hadiths have been mentioned.
عَنْ أَنَسِ بْنِ مَالِكٍ رَضِيَ اللَّهُ عَنْهُ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَآلِهِ وَسَلَّمَ: ((مَنْ نَسِيَ صَلَاةً أَوْ نَامَ عَنْهَا فَإِنَّمَا كَفَّارَتُهَا (وَفِي رِوَايَةٍ: فَكَفَّارَتُهَا) أَنْ يُصَلِّيَهَا إِذَا ذَكَرَهَا))
It is narrated from Sayyiduna Anas bin Malik (may Allah be pleased with him) that the Noble Prophet (peace and blessings be upon him) said: Whoever forgets a prayer or sleeps through it, its expiation is that when he remembers it, he should perform it.