Complex sentence: It is believed that Umm ul-Banin died in 69 A.H. (688/689) or 13 Jumada al-Thani 64 A.H. (6 February 684), and was buried in the "Jannatul Baqi", a cemetery in Medina.
Split into simpler sentences: It is believed that Umm ul-Banin died in 69 A.H. (688/689) or 13 Jumada al-Thani 64 A.H. (6 February 684). She was buried in the "Jannatul Baqi", a cemetery in Medina.