حَدَّثَنَا هِشَامُ بْنُ عَمَّارٍ، حَدَّثَنَا عَبْدُ الرَّحْمَنِ بْنُ سَعْدِ بْنِ عَمَّارِ بْنِ سَعْدٍ، حَدَّثَنِي أَبِي، عَنْ أَبِيهِ، عَنْ جَدِّهِ، أَنَّ رَسُولَ اللَّهِ ـ صلى الله عليه وسلم ـ كَانَ إِذَا خَطَبَ فِي الْحَرْبِ خَطَبَ عَلَى قَوْسٍ وَإِذَا خَطَبَ فِي الْجُمُعَةِ خَطَبَ عَلَى عَصًا ‏.‏

‘Abdur-Rahman bin Sa’d bin ‘Ammar bin Sa’d narrated that hisfathertold him, from his father, from his grandfather, that when theMessenger of Allah (PBUH) delivered a speech on the battlefield hewould do so leaning on a bow, and when he delivered a sermon onFriday, he would do so leaning on his staff. Translation Not Available

Book Ref: Sunan Ibn Majah Book 5 Hadith 1107
Web Ref:  Sunan Ibn Majah Vol 1 Book 5 Hadith 1107