Sunan an-Nasa'i 2237
سنن النسائي#2237SahihSahi narrated that:in Paradise there is a gate called Ar'Rayyan, it will be said on the Day of Resurrection: "Where are those who used to fast? Would you like to enter through Ar-Rayyan?" whoever enters through it will never thirst again. Then when they have entered it will be closed behind them, and no one but they will enter through it
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih Isnaad Mauquf
Al-AlbaniSahih Isnaad Mauquf
Zubair Ali ZaiHasan
In-book reference: 22:148