Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
darimi:3261Abū al-Walīd > Abū ʿAwānah > Muṭarrif > al-Ḥārith al-ʿUklī

[Machine] "What the patient dislikes about his illness in terms of buying or selling, it is valued at one-third of fairness."  

الدارمي:٣٢٦١حَدَّثَنَا أَبُو الْوَلِيدِ حَدَّثَنَا أَبُو عَوَانَةَ عَنْ مُطَرِّفٍ عَنْ الْحَارِثِ الْعُكْلِيِّ قَالَ

«مَا حَابَى بِهِ الْمَرِيضُ فِي مَرَضِهِ مِنْ بَيْعٍ أَوْ شِرَاءٍ فَهُوَ فِي ثُلُثِهِ قِيمَةُ عَدْلٍ»