The Need to Mention Conditions after Nikah

4. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from ibn Faddal from ibn Bukayr from Muhammad ibn Muslim who has said the following: “I once heard abu Ja‘far عليه السلام, saying, about the case of a man who marries in the manner of al-Mut‘ah (advantageous marriage) ‘They inherit each other if they do not set a condition because condition is effective after marriage.’”