وَعَنْ أَبِي هُرَيْرَةَ
أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ: «لَا يَسُمِ الرَّجُلُ على سَوْمِ أخيهِ الْمُسلم»
Abu Hurayrah reported God’s Messenger as saying, “A man must not offer a price above that offered by his brother Muslim.”
Mishkat al-Masabih 2733, Book 12, Business Transactions, Hadith 89. 1 min read