Sunan Abi Dawud 943
سنن أبي داود#943Sahihحَدَّثَنَا أَحْمَدُ بْنُ مُحَمَّدِ بْنِ شَبُّويَةَ الْمَرْوَزِيُّ، وَمُحَمَّدُ بْنُ رَافِعٍ، قَالاَ حَدَّثَنَا عَبْدُ الرَّزَّاقِ، أَخْبَرَنَا مَعْمَرٌ، عَنِ الزُّهْرِيِّ، عَنْ أَنَسِ بْنِ مَالِكٍ، أَنَّ النَّبِيَّ صلى الله عليه وسلم كَانَ يُشِيرُ فِي الصَّلاَةِ .
Narrated Anas ibn Malik: The Prophet (ﷺ) used to make a sign during prayer
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:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih
In-book reference: 2:554