Sunan an-Nasā'ī 4624✓ 5Sahih
أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا اللَّيْثُ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، أَنَّ النَّبِيَّ صلى الله عليه وسلم نَهَى عَنْ بَيْعِ حَبَلِ الْحَبَلَةِ .
It was narrated from Ibn 'Umar that: the Prophet forbade selling the offspring of the offspring of a pregnant animal (Habal Al-Habalah)