Hadith 4:680
Ibn Fudayl narrated to us, from al-Hasan ibn Ubayd Allah, from Abd al-Rahman ibn Sabit, who said: The Prophet, may Allah bless him and grant him peace, used to wake his family during the last ten nights of Ramadan, and he would gird himself [for worship] during them.
حدثنا بن فضيل عن الحسن بن عبيد الله عن عبد الرحمن بن سابط قال كان النبي صلى الله عليه وسلم يوقظ أهله في العشر الأواخر من رمضان ويشمر فيهن