أَخْبَرَنَا أَحْمَدُ بْنُ عَمْرِو بْنِ السَّرْحِ أَبُو طَاهِرٍ، قَالَ أَنْبَأَنَا ابْنُ وَهْبٍ، قَالَ أَخْبَرَنِي مَخْرَمَةُ، عَنْ أَبِيهِ، عَنْ نَافِعٍ، قَالَ كَانَ ابْنُ عُمَرَ إِذَا اسْتَجْمَرَ اسْتَجْمَرَ بِالأُلُوَّةِ غَيْرَ مُطَرَّاةٍ وَبِكَافُورٍ يَطْرَحُهُ مَعَ الأُلُوَّةِ ثُمَّ قَالَ هَكَذَا كَانَ يَسْتَجْمِرُ رَسُولُ اللَّهِ صلى الله عليه وسلم .
It was narrated that Nafi' said: "When Ibn 'Umar burned incense he would burn Al-Uluwwah that was not mixed with anything else, or camphor mixed with some Al-Uluwwah. Then he said: 'This is what the Messenger of Allah [SAW] used to burn.'" Translation Not Available
Book Ref: Sunan An Nisai Book 48 Hadith 5135
Web Ref: Sunan An Nisai Vol 6 Book 48 Hadith 5138