مُسْنَدُ أَحْمَدَ
Musnad Ahmad 1515
Musnad Abu Ishaq Sa'd bin Abi Waqqas
It was narrated that Sa"d bin Abi Waqqas said: The Messenger of Allah (ﷺ) was asked about selling fresh dates for dried dates. He said: “Doesn"t the fresh date shrink when it becomes dry?” They said: “Yes it does.” And he disapproved of that.
Musnad Ahmad 1515Qawi (Darussalam)]