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.
tabarani:5302[Chain 1] ʿAlī b. ʿAbd al-ʿAzīz > Abū Nuʿaym [Chain 2] al-Ḥaḍramī > Ismāʿīl b. Mūsá al-Suddī > ʿAbd al-Salām b. Ḥarb > Isḥāq b. ʿAbdullāh b. Abū Farwah > Salamah b. Rawḥ b. Zinbāʿ

[Machine] "That his grandfather specially recommended one of his slaves who went to the Prophet ﷺ , and he granted him freedom as a reward."  

الطبراني:٥٣٠٢حَدَّثَنَا عَلِيُّ بْنُ عَبْدِ الْعَزِيزِ أَنَا أَبُو نُعَيْمٍ ح وَحَدَّثَنَا الْحَضْرَمِيُّ نا إِسْمَاعِيلُ بْنُ مُوسَى السُّدِّيُّ قَالَا ثنا عَبْدُ السَّلَامِ بْنُ حَرْبٍ عَنْ إِسْحَاقَ بْنِ عَبْدِ اللهِ بْنِ أَبِي فَرْوَةَ عَنْ سَلَمَةَ بْنِ رَوْحِ بْنِ زِنْبَاعٍ

أَنَّ جَدَّهُ «أَخَصَّ عَبْدًا لَهُ فَقَدِمَ عَلَى النَّبِيِّ ﷺ فَأَعْتَقَهُ لِلْمُثَلَّةِ»