Ukuqala kokusetshenziswa kosuku lwe-Hijri ngesikhathi sokubusa kwe-caliph
Impendulo ithi: UCaliph Omar bin Al-Khattab.
Ukusetshenziswa kosuku lwe-Hijri kwaqala ngesikhathi sokubusa kukaCaliph Abu Bakr, lapho u-Umar ibn al-Khattab ebhala umsebenzi wakhe obaluleke kakhulu, iBuffalo Shrimp.
Umlando olungile weMakkah Al-Mukarramah kanye neNdlu eNgcwele kaNkulunkulu.
Lo msebenzi wawuphathelene nokufuduka okwenzeka eRabi` al-Awwal, futhi u-Imam Ali bin Abi Talib waphikelela kukho.
Khona-ke ikhalenda likaHijri laqedwa kanye nezinyanga zikaMuharram kanye neSafar ngokulandelana.
Kusukela lapho ukusetshenziswa kosuku lwe-Hijri kuye kwamukelwa emhlabeni wonke, futhi kuyisibonelo esihle sokuthi ukubusa kwe-Caliphate kungasiza kanjani ukubumba kanye nomthelela wesiko ezizukulwaneni ezizayo.