He said that once when he slept in the house of God’s Messenger, he awoke, cleaned his teeth and performed ablution, saying meanwhile, “In the creation of the heavens and the earth," to the end of the sura. He then stood up and prayed two rak'as, standing, bowing and prostrating himself at length in them. Then he finished, went to sleep and snored. He did that three times, six rak'as altogether, each time cleaning his teeth, performing ablution and reciting these verses. Then he performed a witr of three rak'as.
Muslim transmitted it.
‘A’isha said that between the time when he finished the evening prayer and the dawn prayer the Prophet (ﷺ) used to pray eleven rak'as, uttering the salutation at the end of every two and observing the witr,* with a singl…
She said, “When the Prophet (ﷺ) prayed the two rak'as of the dawn prayer, he would talk to me if I was awake, otherwise he would lie down.”
Muslim transmitted it.
وَعَنْ مَسْرُوقٍ قَالَ: سَأَلْتُ عَائِشَةَ عَنْ صَلَاةِ رَسُولِ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ بِاللَّيْلِ. فَقَالَت: سبع وتسع وَإِحْدَى عشر رَكْعَة سوى رَكْعَتي الْفجْر. رَوَاهُ البُخَارِيّ
Masruq said he asked ‘A’isha what prayers God’s Messenger said during the night and she replied, “Seven, nine, and eleven rak'as apart from the two rak'as of the dawn prayer.”
Bukhari transmitted it.