Sahih al-Bukhari 1522
صحيح البخاري#1522SahihNarrated Zaid bin Jubair:I went to visit `Abdullah bin `Umar at his house which contained many tents made of cotton cloth and these were encircled with Suradik (part of the tent). I asked him from where, should one assume Ihram for Umra. He said, "Allah's Messenger (ﷺ) had fixed as Miqat (singular of Mawaqit) Qarn for the people of Najd, Dhul-Hulaifa for the people of Medina, and Al-Juhfa for the people of Sham
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: 25:10