حَدَّثَنَا عَلِيُّ بْنُ مُحَمَّدٍ، حَدَّثَنَا عَبْدُ اللَّهِ بْنُ إِدْرِيسَ، عَنْ مُحَمَّدِ بْنِ إِسْحَاقَ، وَيَحْيَى بْنِ سَعِيدٍ، وَعُبَيْدِ اللَّهِ بْنِ عُمَرَ، وَابْنِ، عَجْلاَنَ عَنْ عُبَادَةَ بْنِ الْوَلِيدِ بْنِ عُبَادَةَ بْنِ الصَّامِتِ، عَنْ أَبِيهِ، عَنْ عُبَادَةَ بْنِ الصَّامِتِ، قَالَ بَايَعْنَا رَسُولَ اللَّهِ صلى الله عليه وسلم عَلَى السَّمْعِ وَالطَّاعَةِ فِي الْعُسْرِ وَالْيُسْرِ وَالْمَنْشَطِ وَالْمَكْرَهِ وَالأَثَرَةِ عَلَيْنَا وَأَنْ لاَ نُنَازِعَ الأَمْرَ أَهْلَهُ وَأَنْ نَقُولَ الْحَقَّ حَيْثُمَا كُنَّا لاَ نَخَافُ فِي اللَّهِ لَوْمَةَ لاَئِمٍ ‏.‏

It wasnarrated that ‘Ubadah bin Samit said: “We gave our pledge totheMessenger of Allah (PBUH), pledging to listen and obey in times ofhardship and times of ease, willingly or reluctantly, and when othersare shown preference over us, and that we would not dispute the orderof those in charge, that we would speak the truth wherever we are,andthat we would not fear the blame of anyone when acting orspeaking forthe sake of Allah.” Translation Not Available

Book Ref: Sunan Ibn Majah Book 24 Hadith 2866
Web Ref:  Sunan Ibn Majah Vol 4 Book 24 Hadith 2866