The purified wife of the Prophet (peace be upon him), Lady Aisha (may Allah be pleased with her), narrated that the Prophet (peace be upon him) continuously observed i'tikaf in the last ten days of Ramadan until his death, and after him, his purified wives continued to observe i'tikaf.
Hadith Referenceاللؤلؤ والمرجان / كتاب الاعتكاف / 728
Hadith Gradingمحدثین:«صحیح»
Hadith Takhrij«صحیح، أخرجه البخاري في: 33 كتاب الاعتكاف: 1 باب الاعتكاف في العشر الأواخر»