Sunan Abi Dawud 1446
سنن أبي داود#1446Sahihحَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا بِشْرُ بْنُ مُفَضَّلٍ، حَدَّثَنَا يُونُسُ بْنُ عُبَيْدٍ، عَنْ مُحَمَّدِ بْنِ سِيرِينَ، قَالَ حَدَّثَنِي مَنْ، صَلَّى مَعَ النَّبِيِّ صلى الله عليه وسلم صَلاَةَ الْغَدَاةِ فَلَمَّا رَفَعَ رَأْسَهُ مِنَ الرَّكْعَةِ الثَّانِيَةِ قَامَ هُنَيَّةً .
Narrated Someone who prayed with the Prophet: Muhammad ibn Sirin said: Someone who prayed the morning prayer along with the Prophet (ﷺ) narrated to me: When he raised his head after the second rak'ah, he remained standing for a short while
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 8:31