The Messenger of Allah ﷺ said, "There is no usury in transactions made hand to hand."
أن رسول الله ﷺ قال: لا ربا فيما كان يدا بيد.
Muslim narrated it in Musaqat (1596:103) through several routes from Wahib, who said, Ibn Tawus narrated to us, from his father, from Ibn Abbas, from Usama bin Zayd, who mentioned it.