(77) باب التَّشْدِيدِ فِيمَنْ يَرْفَعُ قَبْلَ الإِمَامِ أَوْ يَضَعُ قَبْلَهُ
Abu Hurairah reported the Messenger of Allah (ﷺ) as saying; Does he who raises his head while the Imam is prostrating not fear that Allah may change his head into a donkey's or his face into a donkey's face. (RU)
Reference (RU): Sunan Abi Dawud 623 (RU)
In-book reference (RU): Book 2, Hadith 233 (RU)
English translation (RU): Book 2, Hadith 623 (RU)