(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. (ID)
Reference (ID): Sunan Abi Dawud 623 (ID)
In-book reference (ID): Book 2, Hadith 233 (ID)
English translation (ID): Book 2, Hadith 623 (ID)