حَدَّثَنَا مُحَمَّدُ بْنُ جَعْفَرٍ حَدَّثَنَا شُعْبَةُ عَنْ أَيُّوبَ عَنْ سَعِيدِ بْنِ جُبَيْرٍ عَنِ ابْنِ عَبَّاسٍ عَنْ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ أَنَّهُ قَالَ فِي السَّلَفِ فِي حَبَلِ الْحَبَلَةِ رِبًا
مسند امام احمد بن حنبل · Hadith 2145
It was narrated from Ibn 'Abbas (RA) that the Prophet (PBUH) said: "Paying in advance for the offspring of what is in the uterus is riba."
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020