大方廣佛華嚴經願行觀門骨目 2.17

2.17

"Chapter on the Abodes of Bodhisattvas", Thirty-two (The same fascicle. All these are places where the dharmakāya manifests traces, or where ancient buddhas manifest as causal persons, so that people of the latter age may direct their minds to something, observe the traces, yearn for the root, and generate the resolve to cultivate practice.)