廣弘明集 9.104

9.104

又云。佛身金色由丹所成。此乃不須行因一炷丹。得邪見之重。可為悲夫。

It also says: 'The golden color of the Buddha's body was produced by the elixir.' This implies that there is no need to cultivate causes—merely a stick of elixir! To fall so heavily into wrong views is truly sorrowful!