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. Twejer Journal [Internet]. 2024 Jul. 21 [cited 2024 Sep. 20];7(1):512-34. Available from: https://journals.soran.edu.iq/index.php/Twejer/article/view/424