Mishkat al-Masabih
Mishkat al-Masabih 2856
Business Transactions which are Forbidden - Section 1
Arabic hadith text
وَعَنْهُ قَالَ: نَهَى رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ عَنْ عَسْبِ الْفَحْلِ. رَوَاهُ الْبُخَارِيُّ
Translation
He said that God’s Messenger forbade [taking hire for] a stallion's covering. Bukhari transmitted it.