[Machine] When he used to perform Istijmar (a method of cleaning oneself after using the bathroom) for Jumu'ah prayer, he would use a non-aromatic stick and apply camphor on it saying, "This is the incense of the Messenger of Allah ﷺ ." It has also been narrated from Ibn Umar that he was invited to Sa'id ibn Zaid while he was performing Istijmar for Jumu'ah prayer.
كَانَ إِذَا اسْتَجْمَرَ اسْتَجْمَرَ لِلْجُمُعَةِ بِعُودٍ غَيْرِ مُطَرٍّ وَعَلَا عَلَيْهِ بِالْكَافُورِ وَيَقُولُ هَذَا بَخُورُ رَسُولِ اللهِ ﷺ وَرُوِّينَا فِيمَا مَضَى عَنِ ابْنِ عُمَرَ أَنَّهُ دُعِيَ إِلَى سَعِيدِ بْنِ زَيْدٍ وَهُوَ يَسْتَجْمِرُ لِلْجُمُعَةِ