He came with a milk-bearing animal of his during the time of the Messenger of Allah ﷺ and stayed as a guest with Talha bin Ubaydullah.Talha said, "The Prophet ﷺ forbade a town-dweller from selling on behalf of a desert-dweller. But go to the market and see who offers to buy from you, then consult me so I may instruct you whether to proceed or hold back."
حدثنا موسى بن إسمعيل حدثنا حماد عن محمد بن إسحق
أنه قدم بحلوبة له على عهد رسول الله ﷺ فنزل على طلحة بن عبيد الله فقال إن النبي ﷺ نهى أن يبيع حاضر لباد ولكن اذهب إلى السوق فانظر من يبايعك فشاورني حتى آمرك أو أنهاك
[Its chain of transmission is daif] Abu Yaala Mawsili narrated it in his Musnad, no. 643, from the hadith of Hammad bin Salama, with this wording. Ibn Ishaq used the vague transmission formula "an" (indicating possible discontinuity), and the hadith has a defect according to Bazzar in Bahr Zakhkhar, 3/169, 170.