無量壽經連義述文贊 3.48

3.48

經曰「阿難白佛」至「化生彼國」者，述云：此後、逐難更申也。既言於此土修菩薩行，即知無諍王在於此方，寶海亦然。

On the sūtra's words from "Ānanda said to the Buddha" to "born by transformation in that land," the Commentary states: Hereafter, following the difficulty, it explains further. Since it states that they cultivated bodhisattva practices in this land, one knows that King Araṇemin was in this world, and Ratnagarbha was likewise.