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Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
abudawud:1095 – Abū Kāmil > Abū ʿAwānah > Simāk b. Ḥarb > Jābir b. Samurah

I saw the Prophet ﷺ would deliver the sermon standing, then sit down without saying anything. The narrator then reported the tradition in full.  

أبو داود:١٠٩٥ – حَدَّثَنَا أَبُو كَامِلٍ حَدَّثَنَا أَبُو عَوَانَةَ عَنْ سِمَاكِ بْنِ حَرْبٍ عَنْ جَابِرِ بْنِ سَمُرَةَ قَالَ

رَأَيْتُ النَّبِيَّ ﷺ يَخْطُبُ قَائِمًا ثُمَّ يَقْعُدُ قَعْدَةً لاَ يَتَكَلَّمُ وَسَاقَ الْحَدِيثَ