Volume 2, Book 21, Number 256:
Narrated ‘Aisha;
Allah’s Apostle offered the ‘Isha’ prayer (and then got up at the Tahajjud time) and offered eight
Rakat and then offered two Rakat while sitting. He then offered two Rakat in between the Adhan and
Iqama (of the Fajr prayer) and he never missed them.