‏البيوع : Hadeeth No:3667 Ibn Umar (Allaah be pleased with them) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Do not buy fruit until its good condition becomes clear, and (the danger) of blight is no more. He said: Its good condition becoming clear implies that it becomes red or yellow....

‏الزكاة : Hadeeth No:2145 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: No Sadaqa is due from a Muslim on his slave or horse....