Sayyiduna Abu Hurairah (may Allah be pleased with him) narrates that the Noble Prophet (peace and blessings of Allah be upon him) said: Does not the person among you who raises his head before the imam (in bowing or prostration) fear that Allah may turn his head into the head of a donkey or his appearance into the appearance of a donkey?
Hadith Referenceاللؤلؤ والمرجان / كتاب الصلاة / 247
Hadith Gradingمحدثین:«صحیح»
Hadith Takhrij«صحیح، أخرجه البخاري في: 10 كتاب الأذان: 53 باب إثم من رفع رأسه قبل الإمام»