Sunan an-Nasa'i 1103
سنن النسائي#1103Sahihأَخْبَرَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ، قَالَ حَدَّثَنَا يَزِيدُ، - وَهُوَ ابْنُ هَارُونَ - قَالَ حَدَّثَنَا أَبُو الْعَلاَءِ، - وَاسْمُهُ أَيُّوبُ بْنُ أَبِي مِسْكِينٍ - عَنْ قَتَادَةَ، عَنْ أَنَسٍ، عَنْ رَسُولِ اللَّهِ صلى الله عليه وسلم قَالَ " لاَ يَفْتَرِشْ أَحَدُكُمْ ذِرَاعَيْهِ فِي السُّجُودِ افْتِرَاشَ الْكَلْبِ " .
It was narrated from Anas that:The Messenger of Allah (ﷺ) said: "Do not rest your forearms on the ground like a dog when prostrating
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:
Abu GhuddahHasan Sahih
Al-AlbaniHasan Sahih
Zubair Ali ZaiSahih
In-book reference: 12:75