حَدَّثَنَا وَكِيعٌ عَنْ سُفْيَانَ عَنْ سِمَاكٍ عَنْ عِكْرِمَةَ عَنِ ابْنِ عَبَّاسٍ قَالَ قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ إِذَا اخْتَلَفْتُمْ فِي الطَّرِيقِ فَاجْعَلُوهُ سَبْعَ أَذْرُعٍ وَمَنْ بَنَى بِنَاءً فَلْيَدْعَمْهُ حَائِطَ جَارِهِ
مسند امام احمد بن حنبل · Hadith 2098
It was narrated that Ibn 'Abbas (Ra) said: The Messenger of Allah (PBUH) said: "If you have a dispute concerning the road, then make it seven cubits, and whoever builds a structure let him support it with his neighbour's wall."
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020
