Chapter: What Has Been Related About (Performing) The (Funeral) Salat At The Grave
Ash-Shaibani narrated that: Ash-Sha'bi said: I was informed by one who saw the Prophet: He (pbuh) saw a solitary grave, s he lined his Companions (behind him) to pray over it. It was said to him (Ash-Sha'bi): Who informed you? He said: Ibn Abbas.
Sa'eedbin Musayyab narrated: Umm Sa'd died while the Prophet was absent. So when he arrived he performed Salat over her, and a month had already passed.