(2) باب ذِكْرِ الاِخْتِلاَفِ عَلَى أَبِي الزُّبَيْرِ
(A different chain) from Sufyan, from Abu Az-Zubair, from Tawus, from Ibn 'Abbas, who said:
"Ruqba and 'Umra are not permissible; whoever is given something on the basis of 'Umra, it is his, and whoever is given something on the basis of Ruqba, it is his."
Reference: Sunan an-Nasa'i 3712
In-book reference: Book 33, Hadith 7
English translation: Vol. 4, Book 33, Hadith 3742