وَ قَضَى ع أَنَّ الْبِئْرَ حَرِيمُهَا أَرْبَعُونَ ذِرَاعاً لَا يُحْفَرُ إِلَى جَنْبِهَا بِئْرٌ أُخْرَى لِمَعْطَنٍ أَوْ غَنَمٍ[6].
Hadith.3873 - Imam (as) ruled that the protected area around a well is forty cubits, and no other well may be dug next to it for watering livestock or sheep.