It wasnarrated that Abu Sa'eed said:
"There was a black woman whousedto sweep the mosque, and she passed away at night. The followingmorning the Messenger of Allah (ﷺ) was told of her death. He said:'Why did you not call me?' Then he went out with his Companionsandstood at her grave, and said Takbir over her, with the peoplebehindhim, and he supplicated for her, then he went away.'"
English reference: Vol. 1, Book 6, Hadith 1533
Arabic reference: Book 6, Hadith 1600