Sunan An Nasai 1761

It was narrated that Ibn Umar said: Hafsah told me that when dawn glowed, the Prophet (ﷺ) would pray two rak'ahs. ..

It was narrated that Aishah said: When the Muaddhin fell silent after the Adhan for the beginning of Fajr, he would pray two brief rak'ahs, then he would lie down on his right side. ..

It was narrated that Abdullah bin 'Amr said: The Messenger of Allah (ﷺ) said to me: 'Do not be like so-and-so; he used to pray Qiyam Al-Lail then he stopped.' ..

It was narrated that 'Abdullah bin 'Amr said: The Messenger of Allah (ﷺ) said to me: 'O Abdullah do not be like so-and-so; he used to pray Qiyam Al-Lail and then he stopped.' ..

It was narrated from Hafsah that: The Prophet (ﷺ) used to pray the two rak'ahs of Fajr, two brief rak'ahs. ..

Ibn 'Umar said: Hafsah told me that The Messenger of Allah (ﷺ) used to pray two brief rak'ahs between the call (the Adhan) and the Iqamah for Fajr prayer. ..