1. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad ibn ‘Isa from Ali ibn Hadid from Jamil ibn Darraj from certain persons of our people who has said the following: “One of the two Imam, (abu Ja’far or abu ‘Abd Allah), ‘Alayhim al-Salam, has said, The right of al- Shuf’ah (pre-emption) of an asset belongs to a business partner who has not yet departed partnership.’”