The Supreme Buddha is formless, and because of…

The Supreme Buddha is formless, and because of being formless is called Suchness. The Buddha, when appearing with form, is not called the Supreme Nirvana. In order to make us realize that the true Buddha is formless, it is expressly called Amida Buddha; so I have been taught. Amida Buddha is the medium (relative truth) through which we are made to realize Suchness (Ultimate Truth).