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.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
ahmad:6183 – Yaʿqūb > ʿĀṣim b. Muḥammad > Akhīh ʿUmar b. Muḥammad > Muḥammad b. Zayd or Sālim > ʿAbdullāh b. ʿUmar

[Machine] The Messenger of Allah ﷺ said: "Indeed, fever is simply a heat".  

أحمد:٦١٨٣ – حَدَّثَنَا يَعْقُوبُ حَدَّثَنَا عَاصِمُ بْنُ مُحَمَّدٍ عَنْ أَخِيهِ عُمَرَ بْنِ مُحَمَّدٍ عَنْ مُحَمَّدِ بْنِ زَيْدٍ أَوْ سَالِمٍ عَنْ عَبْدِ اللهِ بْنِ عُمَرَ قَالَ

قَالَ رَسُولُ اللهِ ﷺ إِنَّمَا الْحُمَّى شَيْءٌ مِنْ لَفْحِ