عَنْ أَبِي هُرَيْرَةَ رَضِيَ اللَّهُ عَنْهُ أَنَّ رَجُلًا أَتَى النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَآلِهِ وَسَلَّمَ فَسَأَلَهُ فَقَالَ يَا نَبِيَّ اللَّهِ أَيُّ الْأَعْمَالِ أَفْضَلُ فَذَكَرَهُ
It is narrated from Sayyiduna Abu Hurairah (may Allah be pleased with him) that a man asked the Noble Prophet (peace and blessings be upon him) and said: O Messenger of Allah! Which deed is the most virtuous? ... Then he mentioned as in the above hadith.