It wasnarrated that Anas bin Malik said:
"Ramadan began, and theMessenger of Allah (ﷺ) said: 'This month has come to you, and initthere is a night that is better than a thousand months. Whoever isdeprived of it is deprived of all goodness, and no one is deprived ofits goodness except one who is truly deprived.'" (FR)
English reference (FR): Vol. 1, Book 7, Hadith 1644 (FR)
Arabic reference (FR): Book 7, Hadith 1713 (FR)