Golden calf God of Israel was associated with or pictured as a calf/bull deity through the process of religious assimilation and syncretism. Among the Egyptians' and Hebrews' neighbors in the ancient Near East and in the Aegean, the aurochs, the wild bull, was widely worshipped, often as the Lunar Bull and as the creature of El. When Moses went up into Biblical Mount Sinai to receive the Ten Commandments (), he left the Israelites for forty days and forty nights. The Israelites feared that he would not return and demanded that Aaron make them "gods" to go before them (). Aaron gathered
Golden calf believe until they had witnessed God with their sight. As punishment, God struck the delegates with lightning and killed them with a violent earthquake. Moses prayed to God for their forgiveness. God forgave and resurrected them and they continued on their journey. In the Islamic view, the calf-worshipers' sin had been shirk (), the sin of idolatry or polytheism. Shirk is the deification or worship of anyone or anything other than Allah, or more literally the establishment of "partners" placed beside God, a most serious and unforgivable sin, with the calf-worshipers' being ultimately forgiven being a mark of special forbearance