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
Moses in rabbinic literature would descend on the forenoon of the forty-first day. On that day Satan confused the world so that it appeared to be afternoon to the Israelites. Satan told them that Moses had died, and was thus prevented from punctually fulfilling his promise. He showed them a form resembling Moses suspended in the air, whereupon the people made the golden calf (Shab. 89a; Exodus Rabba lxi.). When, in consequence of this, Moses was obliged to descend from heaven (Exodus 32:7), he saw the angels of destruction, who were ready to destroy him. He was afraid of them; for he had lost