"The Messenger of Allah ﷺ said: 'None of you truly believes until he loves for his brother" or he said "for his neighbor, what he loves for himself."
أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ لاَ يُؤْمِنُ أَحَدُكُمْ حَتَّى يُحِبَّ لأَخِيهِ أَوْ قَالَ لِجَارِهِ مَا يُحِبُّ لِنَفْسِهِ