大方廣佛華嚴經疏 58.34

58.34

第八大願精進力夜神，寄不動地。無功用道任大願風，普救護故。第一依教趣求，略無念法，亦表無功離念故。

Eighth, the night goddess Great Vow Vigorous Strength is assigned to the Immovable Stage (acala-bhūmi). In the path of effortless functioning she trusts to the wind of great vows, because she universally rescues and protects. First, proceeding and seeking in accordance with the teaching, there is an omission of mindfulness of the Dharma, which also represents being effortless and free of ideation.