6. Muhammad ibn Yahya has narrated from Muhammad ibn al-Husayn from Muhammad ibn ‘Abd Allah ibn Hilal from ‘Uqbah ibn Khalid who has said the following
“Abu ‘Abd Allah (a.s.), has said, ‘The necessary distance between two wells if the land is solid must be five hundred Dhira‘ and if the land is soft then it must be one thousand Dhira‘.’”