Sunan an-Nasa'i 2228
سنن النسائي#2228SahihAbu Hurairah said:"The Messenger of Allah said: 'Fasting is a shield."' (Sahih)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiHasan
In-book reference: 22:139