Narrated byto us by Rawh, who said
Arabic (Original)
حَدَّثَنَا رَوْحٌ حَدَّثَنَا ابْنُ جُرَيْجٍ قَالَ حَدَّثَنِي ابْنُ شِهَابٍ عَنْ أَبِي بَكْرِ بْنِ عَبْدِ الرَّحْمَنِ عَنْ أَبِيهِ عَنْ أُمِّ سَلَمَةَ وَعَائِشَةَ زَوْجِ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ أَنَّهُ كَانَ يُدْرِكُهُ الْفَجْرُ وَهُوَ جُنُبٌ مِنْ أَهْلِهِ ثُمَّ يَغْتَسِلُ وَيَصُومُ.
English Translation
Narrated to us by Rawh, who said: Ibn Jurayj narrated to us, who said: Ibn Shihab narrated to me, from Abu Bakr ibn Abd al-Rahman, from his father, from Umm Salamah and A'ishah, wives of the Prophet (peace and blessings be upon him), that he would be overtaken by dawn in a state of major impurity from his wife, then he would perform ghusl and fast.