大方廣圓覺修多羅了義經略疏 2.628

2.628

五、龍樹通真觀。先起幻，後歸靜寂，如龍樹初行幻術，廣化邪途，後習真乘，自階聖果。

Fifth, the contemplation of Nāgārjuna penetrating truth. First generating illusion and afterward returning to stillness and quiescence is like Nāgārjuna at first practicing illusory arts to broadly convert heretical paths, and afterward practicing the true vehicle to ascend to the holy fruit himself.