釋禪波羅蜜次第法門 3.58

3.58

Third, if practitioners, while sitting, suddenly see monastic masters, parents, clansmen, and relatives wearing pure clothes, joyful, delighted, and dignified; when seeing such things, or alternatively, because of the mind's tranquility, minds of loving-kindness, benevolence, respect, and filial piety naturally arise; one should know that this is the sign of the arising of the two kinds of wholesome roots—habitual and retributive—of filial respect toward elders from past lives or the present life.