Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
ahmad:16351Yūnus > Shaybān

[Machine] Narrated Qatadah, when Allah said (translated to) "So when the warning came to them in the morning, the morning of the warned ones was not good." [Surah As-Saffat 37: 177], he said Anas ibn Malik reported from Abu Talhah that the Prophet of Allah ﷺ attacked the fortress of Khaybar in the morning and mentioned something similar to it.  

أحمد:١٦٣٥١حَدَّثَنَا يُونُسُ قَالَ حَدَّثَنَا شَيْبَانُ

عَنْ قَتَادَةَ قَوْلَهُ ﷻ {فَإِذَا نَزَلَ بِسَاحَتِهِمْ فَسَاءَ صَبَاحُ الْمُنْذَرِينَ} [الصافات 177] قَالَ حَدَّثَ أَنَسُ بْنُ مَالِكٍ عَنْ أَبِي طَلْحَةَ قَالَ صَبَّحَ نَبِيُّ اللهِ ﷺ خَيْبَرَ فَذَكَرَ مِثْلَهُ