The Prophet ﷺ said, "A town dweller must not sell on behalf of a desert dweller."
حدثنا محمد بن جعفر قال حدثنا هشام عن محمد
عن النبي ﷺ أنه قال لا يبع حاضر لباد
No references are available.
The isnad is sahih, it was mentioned previously at 10186.