Hadithcore
Hadith #2117670

Anas (RAA) narrated that the Messenger of Allah (ﷺ) said:

“By Him in Whose Hand my soul is, a slave of Allah does not truly believe till he wishes for his neighbor what he wishes for himself.” Agreed upon.

وَعَنْ أَنَسٍ ‏- رضى الله عنه ‏- عَنْ اَلنَّبِيِّ ‏- صلى الله عليه وسلم ‏-قَالَ: { وَاَلَّذِي نَفْسِي بِيَدِهِ لَا يُؤْمِنُ عَبْدٌ حَتَّى يُحِبَّ لِجَارِهِ ‏- أَوْ لِأَخِيهِ‏- مَا يُحِبُّ لِنَفْسِهِ } مُتَّفَقٌ عَلَيْهِ.‏ [1]‏ .‏

References2 variants
Sunnah.com reference
Book 16, Hadith 22
Arabic/English book reference
Book 16, Hadith 1501