‏البيوع : Hadeeth No:3845 Abu Salid al-Khudri reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Do not sell gold for gold, except like for like, and don't increase something of it upon something; and don't sell silver unless like for like, and don't increase some thing of it upon something, and do not sel...

‏الحيض : Hadeeth No:717 This hadith is narrated by Shaqiq with the same chain of transmitters but with the alteration of these words: He (the Prophet) struck hands upon the earth, and then shook them and then wiped his face and palm....