‏الحج : Hadeeth No:3074 Salim b. Abdullah reported his father (Allaah be pleased with him) saying: I saw Allaah's Messenger (sallAllaahu alayhi wa sallam) entering the Ka'ba, and Usama b. Zaid, Bilal and 'Uthman b. Talha were along with him, but none (else) entered therein along with them. Then the door was closed for them...

‏السلام : Hadeeth No:5493 'Amir b. Sa'd b. Abu Waqqas reported on the authority of his father that he asked Usama b. Zaid: What have you heard from Allaah's Messenger (sallAllaahu alayhi wa sallam) about plague? Thereupon Usama said: Allaah's Messenger (sallAllaahu alayhi wa sallam) said: Plague is a calamity which was sent ...