The moral contents in the wills of the Rightly Guided Caliphs and their princes - the Caliph of Abu Bakr Al-Siddiq (11-13 AH / 632-634 AD) as a model- a historical and analytical study (H. H. Hassan & H. A. Mambakr , Trans.). (2024). Twejer Journal, 7(1), 512-534. https://doi.org/10.31918/twejer.2471.18