Sahih Muslim , Book 12, Hadith 211 (In-Book) ⓘ
This hadith has been narrated on the authority of Shu'ba with the same chain of transmitters (and the words of the Holy Prophet) are: " Sadaqa is not permissible for us."
حَدَّثَنَا يَحْيَى بْنُ يَحْيَى، وَأَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ وَزُهَيْرُ بْنُ حَرْبٍ جَمِيعًا عَنْ وَكِيعٍ، عَنْ شُعْبَةَ، بِهَذَا الإِسْنَادِ وَقَالَ " أَنَّا لاَ، تَحِلُّ لَنَا الصَّدَقَةُ " .
also referenced under: Hadith 1069 (Reference) & Book 5, Hadith 2340 (USC-MSA)