Lyena Incwadi yabafileyo baseGibhithe lasendulo inesihloko sayo sangempela, ngesikhathi seGibhithe lasendulo, Incwadi Yokuvela Ekukhanyeni. "Usuku" okukhulunywa ngalo yilolo lwabaphilayo, kodwa futhi lwanoma yisiphi isimiso esikhanyayo esiphikisana nobumnyama, ukukhohlwa, ukubhujiswa nokufa. Ngokwalo mbono, umGibhithe ongasekho ufuna ukuhamba ngesikebhe sikankulunkulu welanga uRe futhi awele umbuso ka-Osiris (inguqulo yasebusuku yeSuku lokushona lapho kusungulwa kabusha). Le yimigqa ye-papyrus, embozwe amafomula womngcwabo, abekwe eduze noma ngokumelene nomama, emaqenjini.
Lawa makhophi ahlukene eNcwadi yabafileyo awafani onke, ngoba umzuzi ukhetha amafomula amfanelayo, mhlawumbe ngokwalokho angakwazi ukukukhokhela ngoba le mibhalo yesandla imele utshalomali olubalulekile. Ngakho-ke ezinye zingaba mfushane, kanti ezinye zizala yonke, noma cishe, yekhophasi. Ngo-1842, usosayensi waseGibhithe waseGibhithe uKarl Richard Lepsius wabiza uTodtenbuch (Incwadi Yabafileyo) nge-papyrus eyayigcinwe eMnyuziyamu waseGibhithe eTurin futhi wenza inguqulo yokuqala. Leli gama labe selihlala, yize emibhalweni yanamuhla yaseGibhithe sivame ukuthola ukuchazwa kwalezi zihloko ezimbili, okuyi "Book of the Dead - Going into the light".