We were at Mina when a caller cried out, "The Messenger of Allah ﷺ says, do not fast on these days, for they are days of eating and drinking."She said, I lifted the ropes of the tent, and there was the caller, Ali bin Abu Talib.
حدثنا يحيى بن غيلان حدثنا المفضل بن فضالة حدثني يزيد بن عبد الله عن عبد الله بن أبي سلمة
كنا بمنى فإذا صائح يصيح ألا إن رسول الله ﷺ يقول لا تصومن فإنها أيام أكل وشرب قالت فرفعت أطناب الفسطاط فإذا الصائح علي بن أبي طالب
Its isnad is sahih. Yahya bin Ghaylan Khuzai is trustworthy. Mufaddal bin Fadala bin Ubayd Misri, its judge, Ibn Yunus said, he held the judgeship in Egypt twice, and he was a man of virtue and religion, trustworthy in hadith and among the people of scrupulousness. Yazid bin Abdullah bin Usama bin Had Laythi is from Madinah and trustworthy.The hadith is a repetition of 567, and see also 708.