‏الإمارة : Hadeeth No:4568 It has been narrated on the authority of Aba Sa'id al-Khudri that the Messenger of Allaah (sallAllaahu alayhi wa sallam) said: When oath of allegiance has been taken for two caliphs, kill the one for whom the oath was taken later....

‏الأشربة : Hadeeth No:4972 Ibn 'Abbas reported that Nabidh was prepared for Allaah's Messenger (sallAllaahu alayhi wa sallam) in the waterskin, Shu'ba said: It was the night of Monday. He drank it on Monday and on Tuesday up to the afternoon, and If anything was left out of it he gave it to his servant or poured it out....