Isibonakaliso seMbiza ungumkhuleko nesenzo sobuKristu esidala, esinomsuka emakhulwini okuqala wobuKristu, lapho simele khona ukulinyazwa kukaKristu nokholo lwabakholwayo kuZiqu-zintathu. Le mikhuba iyahluka phakathi kwezinhlangano: AmaKatolika kanye namaKristu ase-Orthodox ngokujwayelekile benza lesi sabelo ngesandla sokudla, baqala ebusweni, baye emzimbeni, bese beshayela phezu kwamahlombe, kanti abanye abaphostoli bahlala besebenzisa inguqulo elula noma bayishiyela ngokuphelele. Lokhu kubalulekile kakhulu, njengoba kusebenza njengokukhuluma okujwayelekile kokholo kanye nesenzo sokubiza ukuvikeleka nokubusiswa kukaNkulunkulu.