The Messenger of Allah ﷺ forbade continuous fasting without breaking it between days.
حدثنا حيوة بن شريح قال حدثنا بقية قال حدثنا محمد بن زياد قال سمعت عبد الله بن أبي قيس يقول سمعت
نهى رسول الله ﷺ عن الوصال في الصيام
No references are available.
Its isnad is sahih, its narrators are trustworthy and have already been mentioned recently. The hadith has already appeared at 12974.