‏الحج : Hadeeth No:3131 A hadith like this has been narrated on the authority of Abu Huraira (Allaah be pleased with him)....

‏الجهاد والسير‏ : Hadeeth No:4456 It has been narrated on the authority of Yazid b. Hurmuz that Najda wrote to Ibn Abbas inquiring of him five things. Ibn Abbas said: If I had not the fear of committing (sin) for concealing the knowledge I would not have written to him. Najda wrote to him saying (after praising the Almighty and invo...