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
tabarani:2979 – Muḥammad b. ʿAbdullāh al-Ḥaḍramī > Aḥmad b. Manṣūr al-Marwazī > al-Naḍr b. Shumayl > Muḥammad b. ʿAmr b. ʿAlqamah > Yaḥyá b. ʿAbd al-Raḥman b. Ḥāṭib > ʿUrwah b. al-Zubayr > Ḥamzah b. ʿAmr al-Aslamī

[Machine] I said, "O Messenger, I am able to fast." He said, "If you are able, then do so."  

الطبراني:٢٩٧٩ – حَدَّثَنَا مُحَمَّدُ بْنُ عَبْدِ اللهِ الْحَضْرَمِيُّ ثنا أَحْمَدُ بْنُ مَنْصُورٍ الْمَرْوَزِيُّ ثنا النَّضْرُ بْنُ شُمَيْلٍ أَنَا مُحَمَّدُ بْنُ عَمْرِو بْنِ عَلْقَمَةَ عَنْ يَحْيَى بْنِ عَبْدِ الرَّحْمَنِ بْنِ حَاطِبٍ عَنْ عُرْوَةَ بْنِ الزُّبَيْرِ عَنْ حَمْزَةَ بْنِ عَمْرٍو الْأَسْلَمِيِّ قَالَ

قُلْتُ يَا رَسُولَ إِنِّي أَقْوَى عَلَى الصِّيَامِ قَالَ «إِنْ قَوِيتَ فَأَنْتَ وَذَاكَ»