(2) باب الدُّعَاءِ فِي الاِسْتِسْقَاءِ
'Ubaidullah b. Anas b. Malik heard (his father) Anas b. Malik as saying:
A bedouin came to the Messenger of Allah (ﷺ) on Friday as he was (delivering the sermon on his) pulpit; and the rest of the hadith is the same but with this addition:" I saw the cloud clearing just as a sheet is folded."
Reference: Sahih Muslim 897 e
In-book reference: Book 9, Hadith 13
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1959