(60) باب وَقْتِ رَكْعَتَىِ الْفَجْرِ وَذِكْرِ الاِخْتِلاَفِ عَلَى نَافِعٍ
Ibn Umar said:
"Hafsah told me that the Messenger of Allah (ﷺ) used to pray two brief rak'ahs before Fajr, and that was after dawn had broken." (DE)
Reference (DE): Sunan an-Nasa'i 1778 (DE)
In-book reference (DE): Book 20, Hadith 181 (DE)
English translation (DE): Vol. 2, Book 20, Hadith 1779 (DE)