‏الصيام : Hadeeth No:2362 This hadith is reported by Abu Huraira (with a slight alteration of words) that the Messenger of Allaah (sallAllaahu alayhi wa sallam) said:" When (the month of) Ramadan begins."...

‏البيوع : Hadeeth No:3750 This hadith has been narrated on the authority of Yahya b. Sa'id with the same chain of transmitters....