838. hadíth
"اَلْمُسْلِمُونَ عِنْدَ شُرُوطِهِمْ".
The Prophet (saws) said; "Muslims are bound by their agreements." (that they make to others)
Man Lā Yaḥḍuruh al-Faqīh
Shaykh Muḥammad b. ʿAlī al-Ṣaduq
Content
Among the Concise Words of the Messenger of Allah (Peace Be Upon Him)
A fordítás angol nyelvű (Bab Ul Qaim Publications), forrás: Thaqalayn.net.