We all worship the golden calf, i.e. money. The reference is to the golden calf made by Aaron when Moses was absent on Mount Sinai. (Exod. xxxii.) According to a common local tradition, Aaron's golden calf is buried in Rook's Hill, Lavant, near Chichester.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
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