The Messenger of Allah ﷺ forbade selling gold for silver on credit.
حدثنا يحيى بن سعيد عن شعبة عن حبيب يعني ابن أبي ثابت عن أبي المنهال قال
نهى رسول الله ﷺ عن بيع الذهب بالورق دينا
Its isnad is sahih. Abu Minhal is Abdul-Malik bin Qatada bin Milhan, who is authenticated by Ibn Hibban, and no one has criticized him. His hadith appears in the Sunan. The hadith has already appeared at 16219 and 18450.