Sahih Muslim Book: 7, Hadith: 1942

حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا مُحَمَّدُ بْنُ بِشْرٍ، حَدَّثَنِي إِسْمَاعِيلُ بْنُ أَبِي، خَالِدٍ حَدَّثَنِي عَبْدُ اللَّهِ بْنُ عِيسَى، عَنْ عَبْدِ الرَّحْمَنِ بْنِ أَبِي لَيْلَى، أَخْبَرَنِي أُبَىُّ بْنُ كَعْبٍ، أَنَّهُ كَانَ جَالِسًا فِي الْمَسْجِدِ إِذْ دَخَلَ رَجُلٌ فَصَلَّى فَقَرَأَ قِرَاءَةً وَاقْتَصَّ الْحَدِيثَ بِمِثْلِ حَدِيثِ ابْنِ نُمَيْرٍ ‏.‏ Ubayy b. Ka’b reported that the Apostle of Allah (may peace be upon him) was near the tank of Banu Ghifar that Gabriel came to him and said:Allah has commanded you to recite to your people the Qur’an in one dialect. Upon this he said: I ask from Allah pardon and forgiveness. My people are not capable of doing it. He then came for the second time and said: Allah has commanded you that you should recite the Qur’an to your people in two dialects. Upon this he (the Holy prophet) again said: I seek pardon and forgiveness from Allah, my people would not be able to do so. He (Gabriel) came for the th...