Sunan of Abu Dawood Book 11, Hadith 1922

حَدَّثَنَا أَحْمَدُ بْنُ حَنْبَلٍ، حَدَّثَنَا يَحْيَى بْنُ آدَمَ، حَدَّثَنَا سُفْيَانُ، عَنْ عَبْدِ الرَّحْمَنِ بْنِ عَيَّاشٍ، عَنْ زَيْدِ بْنِ عَلِيٍّ، عَنْ أَبِيهِ، عَنْ عُبَيْدِ اللَّهِ بْنِ أَبِي رَافِعٍ، عَنْ عَلِيٍّ، قَالَ ثُمَّ أَرْدَفَ أُسَامَةَ فَجَعَلَ يُعْنِقُ عَلَى نَاقَتِهِ وَالنَّاسُ يَضْرِبُونَ الإِبِلَ يَمِينًا وَشِمَالاً لاَ يَلْتَفِتُ إِلَيْهِمْ وَيَقُولُ ‏ "‏ السَّكِينَةَ أَيُّهَا النَّاسُ ‏"‏ ‏.‏ وَدَفَعَ حِينَ غَابَتِ الشَّمْسُ ‏.‏

Narrated Ali ibn AbuTalib: The Prophet then took up Usamah behind him (on the camel), and drove the camel at a quick pace. The people were beating their camels right and left, but he did not pay attention to them; he was saying: O people, preserve a quiet demeanour. He proceeded (from Arafat) when the sun had set