大方便佛報恩經 3.17

3.17

At that time, Maitreya Bodhisattva observed the minds of the assembly, that all had doubts, and he himself was not yet clear about it. He immediately arose from his seat, went before the Buddha, bowed his head to his feet, joined his palms toward the Buddha, and spoke these words: "Bhagavat! By what cause and condition has this jeweled stūpa welled up from the earth?"