(8) باب بُطْلاَنِ بَيْعِ الْمَبِيعِ قَبْلَ الْقَبْضِ
Jabir b. Abdullah (Allah be pleased with them) reported Allah's Messenger (ﷺ) as saying:
When you purchase foodgrains, do not sell them until you have taken possession of them.
Reference: Sahih Muslim 1529
In-book reference: Book 21, Hadith 49
USC-MSA web (English) reference(deprecated numbering scheme): Book 10, Hadith 3653