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.
muslim:47cIsḥāq b. Ibrāhīm > ʿĪsá b. Yūnus > al-Aʿmash > Abū Ṣāliḥ > Abū Hurayrah

He (the Prophet) said: He should do good to the neighbour.  

مسلم:٤٧cوَحَدَّثَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ أَخْبَرَنَا عِيسَى بْنُ يُونُسَ عَنِ الأَعْمَشِ عَنْ أَبِي صَالِحٍ عَنْ أَبِي هُرَيْرَةَ قَالَ

قَالَ رَسُولُ اللَّهِ ﷺ بِمِثْلِ حَدِيثِ أَبِي حَصِينٍ غَيْرَ أَنَّهُ قَالَ فَلْيُحْسِنْ إِلَى جَارِهِ