مُسْنَدُ عُثْمَانَ بْنِ عَفَّانَ رَضِيَ اللَّهُ عَنْهُ
4  
Musnad Uthman ibn Affan
Musnad Ahmad 551
It was narrated that Abul `Aliyah said:
We were guarding the door of `Uthman (رضي الله عنه) for the first ten days of [Dhul-Hijjah].
حَدَّثَنَا أَبُو نُعَيْمٍ، حَدَّثَنَا أَبُو خَلْدَةَ، عَنْ أَبِي الْعَالِيَةِ، قَالَ كُنَّا بِبَابِ عُثْمَانَ رَضِيَ اللَّهُ عَنْهُ فِي عَشْرِ الْأَضْحَى‏.‏
Grade: Sahih (Darussalam)] (Darussalam)
Reference : Musnad Ahmad 551
In-book reference : Book 4, Hadith 143