Mishkat al-Masabih
‘Ata’ told in mursal form that when the Prophet (ﷺ) preached he would lean on his javelin. Shafi'i transmitted it.
وَعَنْ عَطَاءٍ مُرْسَلًا أَنَّ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ كَانَ إِذَا خَطَبَ يَعْتَمِدُ عَلَى عنزته اعْتِمَادًا. رَوَاهُ الشَّافِعِي
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