´It was narrated that ‘Aishah said:` “The Prophet (ﷺ) used to strive hard (in worship) in the last ten nights of Ramadan as he never did at any other time.”
Hadith ReferenceSunan Ibn Majah / The Book of Fasting / Hadith: 1767
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم