Narrated Anas:
that the Messenger of Allah (ﷺ) said: "The parable of my Ummah is that of a rain; it is not known if its beginning is better or its end." (AR)
English reference (AR): Vol. 5, Book 42, Hadith 2869 (AR)
Arabic reference (AR): Book 44, Hadith 3109 (AR)