釋禪波羅蜜次第法門 2.139

2.139

答曰：既說三界共禪，亦應知其所行之因。若佛弟子用八聖種，起十六行觀，離欲為念，入初禪，則無過失。在下明無漏禪中當廣分別。

Answer: Since we are discussing the dhyānas common to the three realms, one should also know the causes of what is practiced. If disciples of the Buddha make use of the eight noble lineages, give rise to the contemplation of the sixteen practices, take detachment from desire as mindfulness, and enter the first dhyāna, then there is no fault. Below, when explaining undefiled dhyāna, we shall distinguish this extensively.