It is narrated from Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings be upon him) forbade the sale of dates until they become ripe in color, and also forbade the sale of ears of grain until the grain becomes firm and safe from calamity. The Prophet (peace and blessings be upon him) forbade both the seller and the buyer.
Hadith Referenceالفتح الربانی / كتاب البيوع والكسب والمعاش وما يتعلق بالتجارة / 5858
Hadith Gradingمحدثین:صحیح
Hadith Takhrij«أخرجه مسلم: 1535، (انظر مسند أحمد ترقيم الرسالة: 4493 ترقیم بيت الأفكار الدولية: 4493»
Brief Explanation
Benefits: … By "calamity" is meant that affliction which destroys fruits and crops.