Aruni walóla Elisheba mwana wa Aminadabu. Elisheba kala ni ndugungbwa wa Nashoni. Mchetu yuyu wamvyarira Aruni ana a chilume ane, nao ni Nadabu, Abihu, Eliazari na Ithamari.
Phahi Mlungu achienderera kugomba na Musa achimuamba, “Niihira mwenenu Aruni phamwenga na anae osi alume, Nadabu, Abihu, Eliazari na Ithamari, kula kahi za hinyo atu a Iziraeli, ili edze ahende kazi ya ulavyadzi-sadaka.
Nadabu na Abihu, ana a Aruni, ahala chila mmwenga chetezoche, achiika moho na uvumba, achimlavira Mwenyezi Mlungu moho usioruhusiwa, ambao tauyalengana na lagizo ra Mwenyezi Mlungu.
Musa achimuambira Aruni na anae ariosala, Eliazari na Ithamari, “Halani hira seemu ya sadaka ya mtsere yosala kula sadaka anazolavirwa Mwenyezi Mlungu. Mtengeze mikahe isiyotiywa hamira na muirye kanda-kanda ya phatu pha kulavira sadaka mana sadaka iyo ni takatifu kabisa.