大乘起信論裂網疏 6.51

6.51

行住坐臥，於一切時如是修行，恒不斷絕，漸次得入真如三昧，究竟折伏一切煩惱，信心增長，速成不退。

[Text:] Walking, standing, sitting, or lying down, cultivating like this at all times without constant interruption, one gradually enters the samādhi of tathatā, ultimately subdues all afflictions, faith increases, and one quickly becomes non-retrograde.