During the first twenty nights, the Prophet ﷺ would alternate between sleep and prayer, but when the last ten nights began, he would exert himself and tighten his waist-wrap.
حدثنا أسود حدثنا شريك عن جابر عن يزيد بن مرة عن لميس
كان يخلط في العشرين الأولى النبي ﷺ من نوم وصلاة فإذا دخلت العشر جد وشد المئزر
No references are available.
Its chain of transmission is daif, because of Jabir bin Yazid Jufi, and likewise Yazid bin Murrah is questionable. He is not someone about whom the scholars were silent, as stated in Tajil. The hadith itself is sahih, as mentioned previously at 24242.