The Book on Salat (Prayer)
كتاب الصلاة
Chapter 213: What Has Been Related About The Description Of The Night Prayer Of The Prophet (S)
Aishah narrated
"Allah's Messenger (S) would pray eleven Rak'ah at night, making them off with one. When he finished them he would lay down on his right side."
Chapter 216: When One Sleeps Past The Night Prayer He Prays It During The Daytime
Aishah narrated
"When the Prophet (S) did not pray at night because he was prevented from it by sleep or being sleepy then he would pray twelve Rak'ah during the daytime."
Chapter 218: What Has Been Related About The Recitation During The Night
Abu Qatadah narrated that
The Prophet (S) said to Abu Bakr: "I passed by you while you were reciting and your voice was low." He said: "I let He who, I was consulting hear." He said: "Raise your voice." Then he said to Umar: "I passed by while you were reciting and your voice was loud." So he said: "I repel drowsiness and keep Ash-Shaitan away." So he said: "Lower your voice."
Aishah narrated
"The Prophet (S) stood (in prayer) with an Ayah from the Qur'an at night"