The Book of Zakat
وَحَدَّثَنِي أَبُو الطَّاهِرِ، حَدَّثَنَا ابْنُ وَهْبٍ، أَخْبَرَنِي مَالِكُ بْنُ أَنَسٍ، عَنْ رَبِيعَةَ، عَنِ الْقَاسِمِ، عَنْ عَائِشَةَ، عَنِ النَّبِيِّ صلى الله عليه وسلم بِمِثْلِ ذَلِكَ غَيْرَ أَنَّهُ قَالَ " وَهُوَ لَنَا مِنْهَا هَدِيَّةٌ " .This hadith has been transmitted on the authority of 'A'isha in a similar manner except a slight variation that he said:" That is a gift for us out of it
From Sahih Muslim, whose reports the scholars accept as authentic.