觀無量壽佛經義疏 3.120

3.120

「『水鳥樹林及與諸佛所出音聲，皆演妙法，與十二部經合。出定之時，憶持不失。』」水鳥樹林，依報說法。及諸佛者，正報說法。仍須合教，以驗真妄。二、結名義。

"‘The sounds produced by the waters, birds, and groves, as well as by the Buddhas, all expound the wondrous Dharma, harmonizing with the twelve divisions of scriptures. When emerging from samādhi, one retains them without forgetting.’" The waters, birds, and groves are the environmental reward preaching the Dharma. "As well as by the Buddhas" is the primary reward preaching the Dharma. It still must accord with the teachings to verify whether it is true or false. Second, concluding with its name and meaning.