Riyad as-Salihin, Book 18, Hadith 1746 (In-Book)

Abu Barzah (May Allah be pleased with him) said: The Messenger of Allah disliked going to bed before the 'Isha' (night) prayer and indulging in conversation after it."[Al-Bukhari and Muslim].

عن أبي برزة رضي الله عنه أن رسول الله صلى الله عليه وسلم كان يكره النوم قبل العشاء والحديث بعدها‏.‏ ‏(‏‏(‏متفق عليه‏)‏‏)‏‏.‏

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