‏البر والصلة والآداب‏ : Hadeeth No:6207 This hadith has been narrated on the authority of Zuhri with the same chain of transmitters with the addition of Ibn Uyaina (and the words are):" Do not cut off (mutual relations)."...

‏الجهاد والسير‏ : Hadeeth No:4353 It has been narrated on the authority of 'A'isha that Fatima and 'Abbas approached Abu Bakr, soliciting transfer of the legacy of the Messenger of Allaah (sallAllaahu alayhi wa sallam) to them. At that time, they were demanding his (Prophet's) lands at Fadak and his share from Khaibar. Abu Bakr said...