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.
nasai:4980al-Ḥasan b. Mudrik > Yaḥyá b. Ḥammād > Abū ʿAwānah > ʿUmar / Ibn Abū Salamah from his father > Abū Hurayrah

"If a slave steals, then sell him, even for half price." (Hasan) Abu 'Abdur-Rahman (An-Nasai) said: 'Umar bin Abi Salamah is not strong in Hadith.  

النسائي:٤٩٨٠أَخْبَرَنَا الْحَسَنُ بْنُ مُدْرِكٍ قَالَ حَدَّثَنَا يَحْيَى بْنُ حَمَّادٍ قَالَ حَدَّثَنَا أَبُو عَوَانَةَ عَنْ عُمَرَ وَهُوَ ابْنُ أَبِي سَلَمَةَ عَنْ أَبِيهِ عَنْ أَبِي هُرَيْرَةَ

عَنِ النَّبِيِّ ﷺ قَالَ إِذَا سَرَقَ الْعَبْدُ فَبِعْهُ وَلَوْ بِنَشٍّ قَالَ أَبُو عَبْدِ الرَّحْمَنِ عُمَرُ بْنُ أَبِي سَلَمَةَ لَيْسَ بِالْقَوِيِّ فِي الْحَدِيثِ