(50) باب بَيْعِ الْفِضَّةِ بِالذَّهَبِ وَبَيْعِ الذَّهَبِ بِالْفِضَّةِ
Usmah bin Zaid Narrated that the Messenger of Allah said:
"There is no Riba except in credit.'
Reference: Sunan an-Nasa'i 4580
In-book reference: Book 44, Hadith 132
English translation: Vol. 5, Book 44, Hadith 4584