觀無量壽佛經義疏 2.104

2.104

「『有大光明，化成幢幡、無量寶蓋。是寶蓋中，映現三千世界一切佛事，十方佛國亦於中現。』」映現有二：大千佛事，一也；十方佛國，二也。示生唱滅、說法度生，皆名佛事。第二、示能觀。

"‘There is a great radiance, transforming into pennants and banners, and immeasurable jeweled canopies. In these jeweled canopies, all the Buddha-works of the trichiliocosm are reflected and displayed, and the Buddha-lands of the ten directions also appear within them.’" The reflection and display are twofold: first, the Buddha-works of the great trichiliocosm; second, the Buddha-lands of the ten directions. Manifesting birth, declaring extinction, and preaching the Dharma to deliver sentient beings are all called "Buddha-works." Second, showing the contemplating [mind].