In "Kegon-kyo Sutra" and "Sutra of the Fundamental Vows of the Jeweled Bodhisattva," the status or grades of training were divided into 52 ranks, ranging from Myokaku, Tokaku, Jicchi (Ten Stages), Jueko (Ten Transferences), Jugyo (Ten Behavioral Activities), Juju (Ten Dwelling), Jushin (Ten Faith), and from this 52 ranks have often been adopted.
『華厳経』及び『菩薩瓔珞本業經』では、菩薩の境涯、あるいは修行の階位は、上から妙覚、等覚、十地、十廻向、十行、十住、十信の52の位にまで分けられ、この52位を採用することが多い。