Abu Shurayh reported: The Prophet, peace and blessings be upon him, said three times, “By Allah, he does not have faith!” It was said, “Who is it, O Messenger of Allah?” The Prophet said, “He whose neighbor is not safe from his harm.”
Source: Ṣaḥīḥ al-Bukhārī 6016
Grade: Sahih (authentic) according to Al-Bukhari
عَنْ أَبِي شُرَيْحٍ أَنَّ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ وَاللَّهِ لَا يُؤْمِنُ وَاللَّهِ لَا يُؤْمِنُ وَاللَّهِ لَا يُؤْمِنُ قِيلَ وَمَنْ يَا رَسُولَ اللَّهِ قَالَ الَّذِي لَا يَأْمَنُ جَارُهُ بَوَايِقَهُ
6016 صحيح البخاري كتاب الأدب باب إثم من لا يأمن جاره بوايقه