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.
tabarani:9973ʿAlī b. ʿAbd al-ʿAzīz > Abū Ghassān Mālik b. Ismāʿīl > Sharīk b. ʿAbdullāh b. al-Ḥārith > Abū Ḥamzah > Ibrāhīm > ʿAlqamah > ʿAbdullāh

[Machine] "The Messenger of Allah ﷺ never observed voluntary fasting for an entire month except during Ramadan."  

الطبراني:٩٩٧٣حَدَّثَنَا عَلِيُّ بْنُ عَبْدِ الْعَزِيزِ ثنا أَبُو غَسَّانَ مَالِكُ بْنُ إِسْمَاعِيلَ ثنا شَرِيكُ بْنُ عَبْدِ اللهِ بْنِ الْحَارِثِ ثنا أَبُو حَمْزَةَ عَنْ إِبْرَاهِيمَ عَنْ عَلْقَمَةَ عَنْ عَبْدِ اللهِ قَالَ

«لَمْ يَقْنُتْ رَسُولُ اللهِ ﷺ إِلَّا شَهْرًا لَمْ يَقْنُتْ قَبْلَهُ وَلَا بَعْدَهُ»