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
ibnmajah:3533 – Muḥammad b. ʿUbayd b. ʿUtbah b. ʿAbd al-Raḥman al-Kindī > ʿAlī b. Thābit > Muʿʿād b. Sulaymān > Abū Isḥaq > al-Ḥārith > ʿAlī ؓ

“The best remedy is the Qur’an.”  

ابن ماجة:٣٥٣٣ – حَدَّثَنَا مُحَمَّدُ بْنُ عُبَيْدِ بْنِ عُتْبَةَ بْنِ عَبْدِ الرَّحْمَنِ الْكِنْدِيُّ حَدَّثَنَا عَلِيُّ بْنُ ثَابِتٍ حَدَّثَنَا مُعَّادُ بْنُ سُلَيْمَانَ عَنْ أَبِي إِسْحَقَ عَنْ الْحَارِثِ عَنْ عَلِيٍّ ؓ قَالَ

قَالَ رَسُولُ اللَّهِ ﷺ خَيْرُ الدَّوَاءِ الْقُرْآنُ  

See similar narrations below:

Collected by Ibn Mājah, Suyūṭī
ibnmajah:3501 – Muḥammad b. ʿUbayd b. ʿUtbah b. ʿAbd al-Raḥman al-Kindī > ʿAlī b. Thābit > Saʿʿād b. Sulaymān > Abū Isḥāq > al-Ḥārith > ʿAlī

“The best remedy is the Qur’an.”  

ابن ماجة:٣٥٠١ – حَدَّثَنَا مُحَمَّدُ بْنُ عُبَيْدِ بْنِ عُتْبَةَ بْنِ عَبْدِ الرَّحْمَنِ الْكِنْدِيُّ حَدَّثَنَا عَلِيُّ بْنُ ثَابِتٍ حَدَّثَنَا سَعَّادُ بْنُ سُلَيْمَانَ عَنْ أَبِي إِسْحَاقَ عَنِ الْحَارِثِ عَنْ عَلِيٍّ قَالَ

قَالَ رَسُولُ اللَّهِ ﷺ خَيْرُ الدَّوَاءِ الْقُرْآنُ