仁王般若經疏 2.38

2.38

「若菩薩住百萬億阿僧祇微塵數佛國中，作三禪大梵王，修百萬億阿僧祇微塵數法門，四無閡智化一切眾生。」

"If a bodhisattva abides in Buddha-lands as numerous as the dust motes of a hundred thousand koṭis of asaṃkhyeyas [of worlds], becoming a Great Brahmā King of the Third Dhyāna, cultivates Dharma gates as numerous as the dust motes of a hundred thousand koṭis of asaṃkhyeyas, and transforms all sentient beings with the four unobstructed knowledges—"