BRIEF VOLUNTARY PRAYER BEFORE DAWN H 1124 "He would make two voluntary units of prayer when he heard the Adhan and made them brief." Also "With the light of the dawn." R 1124 Muslim narrated this. PRAYER BEFORE THE DAWN PRAYER H 1125 "The Messenger of Allah, praise and peace be upon him, made two brief units of prayer, after the caller to prayer had made the Adhan for the dawn prayer and it began to be light." R 1125 Bukhari and Muslim with a chain up to Lady Hafsah, wife of the Prophet, may Allah be pleased with her, Mother of Believers who related this. TWO BRIEF UNITS OF PRAYER H 1126 "After it began to get light the Messenger of Allah, praise and peace be upon him, did not make anything other than two brief units of prayer." R 1126 Muslim narrated this.
1105- وعن حفصة رَضِيَ اللهُ عَنها : أنَّ رَسُولَ اللهِ صلى الله عليه وآله وسلم كَانَ إذَا أذَّنَ المُؤَذِّنُ لِلْصُّبْحِ وَبَدَا الصُّبْحُ ، صَلَّى رَكْعَتَيْنِ خَفِيفَتَيْنِ . متفقٌ عَلَيهِ . وفي رواية لمسلم : كَانَ رَسُول اللهِ صلى الله عليه وآله وسلم ، إذَا طَلَعَ الفَجْرُ لا يُصَلِّي إلاَّ رَكْعَتَيْنِ خَفِيفَتَيْنِ .