Muwatta Malik 296
موطأ مالك#296SahihYahya related to me from Malik from Nafi that a man asked Abdullah ibn Umar, "Sometimes I pray in my house, and then catch the prayer with the imam. Should I pray with him?" Abdullah ibn Umar said to him, "Yes," and the man said, "Which of them do I make my prayer?" Abdullah ibn Umar said, "Is that up to you? It is up to Allah. He will decide on whichever of them He wishes
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliMauquf Sahih
In-book reference: 8:10