Chapter: Dalil bahwa termasuk dari bagian keimanan adalah mencintai saudaranya sesama muslim
A chapter in the Book of Faith, Shahih Muslim. 2 hadith. Chapter title in Indonesian.
عَنْ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ لَا يُؤْمِنُ أَحَدُكُمْ حَتَّى يُحِبَّ لِأَخِيهِ أَوْ قَالَ لِجَارِهِ مَا يُحِبُّ لِنَفْسِهِ
one amongst you believes (truly) till one likes for his brother or for his neighbour that which he loves for himself.
Muslim 64
عَنْ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ وَالَّذِي نَفْسِي بِيَدِهِ لَا يُؤْمِنُ عَبْدٌ حَتَّى يُحِبَّ لِجَارِهِ أَوْ قَالَ لِأَخِيهِ مَا يُحِبُّ لِنَفْسِهِ
By Him in whose Hand is my life, no, bondsman (truly) believes till he likes for his neighbour, or he (the Holy Prophet) said: for his brother, whatever he likes for himself.
Muslim 65