Hadisin alkalami da takarda yana nuni ne da wani lamari da annabin musulunci Muhammad ya bayyana fatansa na fitar da sanarwa jim kadan kafin rasuwarsa, amma aka hana shi yin hakan. Abin da bayanin ya kunsa, da yadda aka yi rigakafin da kuma yadda Muhammadu ya mayar da martani game da ita, abubuwa ne da ke da sabani a tsakanin majiyoyi daban-daban. Ana kuma kiran wannan waki’ar da musibar ranar alhamis (Larabci: رزية يوم الخميس, romanized: Raziyat Yawm al-Khamis), in ba haka ba, da tsarin tarihi ya bambanta. Muhammadu ya yi rashin lafiya a shekara ta 11 bayan hijira (632 Miladiyya) kuma lafiyarsa ta yi tsanani a ranar Alhamis, inda ya nemi a ba ni kayan rubutu: "Ina bukatan rubuta wani abu don kada ku bace idan na tafi." An ruwaito Omar, wani sahabi Muhammad, ya shiga tsakani, inda ya shaida wa wadanda suke wurin cewa Muhammadu yana ta zage-zage, ya kuma kara da cewa, “Kuna da Alkur’ani, littafin Allah ya ishe mu."