Sahih Muslim · Book 52 · Hadith 2819 a
حَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ، حَدَّثَنَا أَبُو عَوَانَةَ، عَنْ زِيَادِ بْنِ عِلاَقَةَ، عَنِ الْمُغِيرَةِ بْنِ، شُعْبَةَ أَنَّ النَّبِيَّ صلى الله عليه وسلم صَلَّى حَتَّى انْتَفَخَتْ قَدَمَاهُ فَقِيلَ لَهُ أَتَكَلَّفُ هَذَا وَقَدْ غَفَرَ اللَّهُ لَكَ مَا تَقَدَّمَ مِنْ ذَنْبِكَ وَمَا تَأَخَّرَ فَقَالَ " أَفَلاَ أَكُونُ عَبْدًا شَكُورًا " .
Mughira b. Shu'ba reported that Allah's Messenger (ﷺ) worshipped so much that his feet were swollen. It was said to him: (Why do you undergo so much hardship despite the fact that) Allah has pardoned for you your earlier…