Sunan an-Nasa'i 4499
سنن النسائي#4499SahihIt was narrated that Ibn 'Umar said:"The Messenger of Allah (ﷺ) forbade meeting traders on the way, until one enters the market with them?" Abu Usamah acknowledged it and said: Yes
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih Hadith
In-book reference: 44:51