‏الإيمان : Hadeeth No:354 Abu Bakr b. Abi Shaiba, Ja'far b. 'Aun, Hisham b. Sa'd, Zaid b. Aslam narrated the hadith as transmitted by Hafs b. Maisara, with certain additions and omissions....

‏الإمارة : Hadeeth No:4709 It has been narrated on the authority of Hafsa daughter of Sirin who said: Anas b. Malik asked me the cause of death of Yahya b. 'Abu 'Amra. I said: (He died) of plague. He said: The Messenger of Allaah (sallAllaahu alayhi wa sallam) said that death by plague is martyrdom for a Muslim....