Chapter on Sales

Man Lā Yaḥḍuruh al-Faqīh|Volume 3|Book 2|Chapter 11

Volume 3, Book 2, Chapter 11

يَعْنِي أَنَّهُ يُوَكِّلُ الْمُشْتَرِيَ بِقَبْضِهِ.

This means that the buyer can authorize someone to take possession of the goods on his behalf.