(27) باب فِي صَلاَةِ اللَّيْلِ
Narrated 'Aishah:
The Messenger of Allah (ﷺ) used to pray thirteen rak'ahs during the night ; he then offered two light rak'ahs of prayer when he heard the call to the dawn prayer.
Reference: Sunan Abi Dawud 1339
In-book reference: Book 5, Hadith 90
English translation: Book 5, Hadith 1334