أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا حَمَّادٌ، عَنْ أَيُّوبَ، عَنْ أَبِي رَجَاءٍ، قَالَ سَمِعْتُ ابْنَ عَبَّاسٍ، يَخْطُبُ عَلَى مِنْبَرِكُمْ - يَعْنِي مِنْبَرَ الْبَصْرَةِ - يَقُولُ صَدَقَةُ الْفِطْرِ صَاعٌ مِنْ طَعَامٍ ‏.‏ قَالَ أَبُو عَبْدِ الرَّحْمَنِ هَذَا أَثْبَتُ الثَّلاَثَةِ ‏.‏

I heard Ibn ‘Abbas deliver a Khutbah from your Minbar – meaning the Minbar in Al-Basrah – saying: ‘Sadaqatul Fitr is a Sa’ of food.” (Sahih) Abu ‘Abdur-Rahman (An-Nasa’i) said: This is the most reliable of the three.

Chain Family Tree

4 narrators from originator to compiler