Muslim 3818 · Book 21
Sahih Muslim, 3818
The Book of Transactions
Sahih (authentic)by the collection
حَدَّثَنَا يَحْيَى بْنُ يَحْيَى، قَالَ قَرَأْتُ عَلَى مَالِكٍ عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم نَهَى عَنِ النَّجْشِ .
Ibn Umar (Allah be pleased with them) reported that Allah's Messenger (ﷺ) forbade the outbidding (against another)Rapporté par Ibn Umar رضي الله عنهما : Le Messager d’Allah ﷺ a interdit la surenchère contre un autreGrades given by scholars
Sahih collection: its hadiths are held authentic by the compiler.
Source: fawazahmed0/hadith-api (public domain).