(74) باب سَفَرِ الْمَرْأَةِ مَعَ مَحْرَمٍ إِلَى حَجٍّ وَغَيْرِهِ
'Abdullah b. Umar (Allah -be pleased with them) reported Allah's Apostle (ﷺ) as saying:
It is not lawful for a woman who believes in Allah and the Hereafter to travel for more than three nights journey except when there is a Mahram with her.
Reference: Sahih Muslim 1338 c
In-book reference: Book 15, Hadith 464
USC-MSA web (English) reference(deprecated numbering scheme): Book 7, Hadith 3098