觀無量壽佛經義疏 3.7

3.7

「『此眾音中，皆說念佛、念法、念比丘僧。』」即讚三寶。二、總觀四種。

"‘From among these diverse sounds, all expound mindfulness of the Buddha, mindfulness of the Dharma, and mindfulness of the Bhikṣu-Saṅgha.’" That is, praising the Three Jewels. Second, comprehensively contemplating the four items.