Sahih Muslim | Book 30 | Hadith Number 5698

Narrated by 'Ubaidullah
A hadith like this has been transmitted on the authority, of 'Ubaidullah with this addition: Ubaidullah was asked (about these two names, i.e. Jarba' and Adhruh). He said: These are the two towns of Syria and there is between them the distance which can be covered in

three nights, and the hadith transmitted on the authority of Ibn Bishr (the words are). "Three days.