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20.Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from Muhammad ibn âIsmaâil from Muhammad ibn al-Fudayl from abu al-Sabbah al-Kinaniy who has said the following: âThis is concerning my question before abu âAbd Allah (a.s.), about the case of a man who said to a jeweler, âMake for me this ring in exchange for one fresh dirham with one mixed dirham.â He (the Imam) said, âIt is not unlawful.ââ Ø¬ÙÙÙ - Allamah Baqir al-Majlisi (MirʾÄt al-Ê¿UqÅ«l fÄ« Sharḥ AkhbÄr Äl al-RasÅ«l (19/310))