(71) باب النَّهْىِ عَنْ تَلَقِّي الرُّكْبَان
Narrated `Abdullah bin `Umar:
Allah's Messenger (ﷺ) said, "You should not try to cancel the purchases of one another (to get a benefit thereof), and do not go ahead to meet the caravan (for buying the goods) (but wait) till it reaches the market."
Reference: Sahih al-Bukhari 2165
In-book reference: Book 34, Hadith 116
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 3, Book 34, Hadith 374