Muwatta Malik 883
موطأ مالك#883SahihYahya related to me from Malik that he had heard that the Messenger of Allah, may Allah bless him and grant him peace, said once at Mina, "This place (where I have just sacrificed), and the whole of Mina, is a place of sacrifice," and he said once during umra, "This place of sacrifice" meaning Marwa, "and all the pathways of Makka and its roads are a place of sacrifice
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliSahih Lighairihi
In-book reference: 20:179