Sahih al-Bukhari 1189
صحيح البخاري#1189SahihNarrated Abu Huraira:The Prophet (ﷺ) said, "Do not set out on a journey except for three Mosques i.e. Al-Masjid-Al-Haram, the Mosque of Allah's Messenger (ﷺ) , and the Mosque of Al-Aqsa, (Mosque of Jerusalem)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 20:2