"Muryojukyo Ubadaisha Ganshoge" by Tenjin was especially esteemed along with Jodo sanbukyo by his master Honen, who called these "Sankyo Ichiron" (three sutras and one book).
中でも天親の『無量寿経優婆提舎願生偈』は、師である法然が「三経一論」と呼び、浄土三部経と並べて特に重んじた。