Hadith 228 - The Book of Purification - Sahih Muslim - صحيح مسلم - Collection of Actions, Sayings and Teachings of Prophet Muhammad (صلى الله عليه و سلم) - Kutub as-Sittah

2. The Book of Purification - كتاب الطهارة

4) Chapter: The Merit Of Wudu And That Of Prayer After It

'Amr b Sa'id b al-As reported:

I was, with Uthman that he called for ablution water and said: I heard Allah's Messenger (ﷺ) say: When the time for a prescribed prayer comees, if any Muslim perform ablution well and offers his prayer) with humility and bowing, it will be an expiation for his past sins, so long as he has not committed a major sin; and this applies to for all times.

Reference: 228
English reference: Book 2, Hadith 441
In-book reference: Book 2, Hadith 10
Grade: Sahih
Read this hadith from Darussalam Collection

4) باب فَضْلِ الْوُضُوءِ وَالصَّلاَةِ عَقِبَهُ ‏‏

حَدَّثَنَا عَبْدُ بْنُ حُمَيْدٍ، وَحَجَّاجُ بْنُ الشَّاعِرِ، كِلاَهُمَا عَنْ أَبِي الْوَلِيدِ، قَالَ عَبْدٌ حَدَّثَنِي أَبُو الْوَلِيدِ، حَدَّثَنَا إِسْحَاقُ بْنُ سَعِيدِ بْنِ عَمْرِو بْنِ سَعِيدِ بْنِ الْعَاصِ، حَدَّثَنِي أَبِي، عَنْ أَبِيهِ، قَالَ كُنْتُ عِنْدَ عُثْمَانَ فَدَعَا بِطَهُورٍ فَقَالَ سَمِعْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم يَقُولُ ‏‏ ‏.‏ "‏ مَا مِنِ امْرِئٍ مُسْلِمٍ تَحْضُرُهُ صَلاَةٌ مَكْتُوبَةٌ فَيُحْسِنُ وُضُوءَهَا وَخُشُوعَهَا وَرُكُوعَهَا إِلاَّ كَانَتْ كَفَّارَةً لِمَا قَبْلَهَا مِنَ الذُّنُوبِ مَا لَمْ يُؤْتِ كَبِيرَةً وَذَلِكَ الدَّهْرَ كُلَّهُ ‏"