Treatise of Rights · Hadith 5 (#Ḥadīth #4)
Chapter 2 | The Rights of Allah against oneself
وَأَمَّا حَقُّ السَّمْعِ فَتَنْزِيهُهُ عَنْ سَماع الغيبةِ و سَماعِها لا يحِلّ سَماعه.
The right of hearing is to keep it pure from listening to backbiting (ghiba) and listening to that to which it is unlawful to listen.
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).