(25) باب النَّهْىِ عَنْ سَبْقِ الإِمَامِ، بِرُكُوعٍ أَوْ سُجُودٍ وَنَحْوِهِمَا
Abu Huraira reported:
The Messenger of Allah (ﷺ) said: Does the man who lifts his head before the Imam not fear that Allah may change his face into that of an ass? (ES)
Reference (ES): Sahih Muslim 427 b (ES)
In-book reference (ES): Book 4, Hadith 126 (ES)
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 860 (ES)