مَا كَانَ وَ لَا يَكُونُ وَ لَيْسَ بِكَائِنٍ مُؤْمِنٌ إِلَّا وَ لَهُ جَارٌ يُؤْذِيهِ وَ لَوْ أَنَّ مُؤْمِناً فِي جَزِيرَةٍ مِنْ جَزَائِرِ الْبَحْرِ لَابْتَعَثَ اللَّهُ لَهُ مَنْ يُؤْذِيهِ.
“There had never been, there is no one and will never be a believer but that a neighbor causes him suffering. Even if a believer may live on an island Allah sends someone to cause him suffering.”