The Prophet (ﷺ) fasted for days continuously; the people also did the same but it was difficult for them.
So, the Prophet (ﷺ) forbade them (to fast continuously for more than one day). They slid, "But you fast
without break (no food was taken in the evening or in the morning)." The Prophet (ﷺ) replied, "I am not
like you, for I am provided with food and drink (by Allah).
Sahih al-Bukhari Book 30, Hadith 31