Muwatta Malik 910
موطأ مالك#910SahihYahya related to me from Malik from Nafi that Abdullah ibn Umar used to pray dhuhr, asr, maghrib and isha at al-Muhassab, and then enter Makka at night and do tawaf of the House
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: 20:206