Note 195 — Chapter XIII · SICKNESS AND DEATH OF ABU BEKR. Jumâd II., A.H. XIII. August, A.D. 634.
Reading edition
It does not, however, by any means follow that he had none. Slave-girls, as part of the harem, are rarely mentioned, unless one happened to bear issue to her master, when she became free, as his Omm walad.