بُلُوغُ الْمَرَامِ
Bulugh al-Maram 813
Business Transactions
وَعَنْ مَعْمَرِ بْنِ عَبْدِ اَللَّهِ - رضى الله عنه - عَنْ رَسُولِ اَللَّهِ - صلى الله عليه وسلم -قَالَ: { لَا يَحْتَكِرُ إِلَّا خَاطِئٌ } رَوَاهُ مُسْلِمٌ [1] .
Narrated Ma'mar bin 'Abdullah (RA): Allah's Messenger (ﷺ) said: "None withholds goods till the price rises but a sinner." [Reported by Muslim].
Sunnah.com reference: Book 7, Hadith 39