> In other words, what was the main Arab religion before Islam?
What was the main European religion before Christianity? In both cases, there's not one unique answer. In terms of pre-Islamic Arab religion, Christianity (of a couple different major flavors), Judaism, Zoroastrianism, varieties of local polytheisms, and some others were significant.
What was the main European religion before Christianity? In both cases, there's not one unique answer. In terms of pre-Islamic Arab religion, Christianity (of a couple different major flavors), Judaism, Zoroastrianism, varieties of local polytheisms, and some others were significant.