(2) باب فِي الْمَرْأَةِ تَحُجُّ بِغَيْرِ مَحْرَمٍ
Ibn `Umr reported the Prophet (SWAS) as saying :
A woman must not make a journey of three days unless she is accompanied by a man who is within the prohibited degree. (ID)
Reference (ID): Sunan Abi Dawud 1727 (ID)
In-book reference (ID): Book 11, Hadith 7 (ID)
English translation (ID): Book 10, Hadith 1723 (ID)