(1) باب فَضْلُ الْجِهَادِ وَالسِّيَرِ
Narrated `Aisha:
(That she said), "O Allah's Messenger (ﷺ)! We consider Jihad as the best deed. Should we not fight in Allah's Cause?" He said, "The best Jihad (for women) is Hajj-Mabrur (i.e. Hajj which is done according to the Prophet's tradition and is accepted by Allah).
Reference: Sahih al-Bukhari 2784
In-book reference: Book 56, Hadith 3
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 4, Book 52, Hadith 43