The Book of al-Bay'ah
39/28. Chapter:
The Saying Of Allah, The Most High: "And those of you (Muslims) who are in authority
Sunan an-Nasai
أَخْبَرَنَا الْحَسَنُ بْنُ مُحَمَّدٍ، قَالَ حَدَّثَنَا حَجَّاجٌ، قَالَ قَالَ ابْنُ جُرَيْجٍ أَخْبَرَنِي يَعْلَى بْنُ مُسْلِمٍ، عَنْ سَعِيدِ بْنِ جُبَيْرٍ، عَنِ ابْنِ عَبَّاسٍ، { يَا أَيُّهَا الَّذِينَ آمَنُوا أَطِيعُوا اللَّهَ وَأَطِيعُوا الرَّسُولَ } قَالَ نَزَلَتْ فِي عَبْدِ اللَّهِ بْنِ حُذَافَةَ بْنِ قَيْسِ بْنِ عَدِيٍّ بَعَثَهُ رَسُولُ اللَّهِ صلى الله عليه وسلم فِي سَرِيَّةٍ .
It was narrated from Ibn 'Abbas (concerning the Verse): "O you who believe! Obey Allah and obey the Messenger (Muhammad). That he said: This was revealed concerning 'Abdullah bin Hudhaifah bin Qais bin 'Adiyy, whom the Messenger of Allah appointed in charge of an expedition"
Reference : Sunan an-Nasa'i 4194In-book reference : Book 39, Hadith 46English translation : Vol. 5, Book 39, Hadith 4199