"Hokke gengi" (subtle and profound essentials of the Lotus Sutra) mentions in its introduction that Myosha (skilled men) are rewarded with mysterious dharma; "Yuimagyo" (Vimalakirti Sutra) mentions in its Bukkokuhon that public people may be rescued by this Myoho (supreme dharma); "Hokekyo" mentions in its Hobenhon that Homyo (supreme dharma) is difficult to understand; "Nehangyo" (the Nirvana Sutra) mentions in its Myoji-kudokuhon that any Myoho dharma of various theories, as well as any secrecy kept deep in warehouses, are all destined to enter the Great Nirvana.
『法華玄義』序には「妙者褒美不可思議之法也」、『維摩経』仏国品では「以斯妙法済群生」、また『法華経』方便品に「我法妙難思」、『涅槃経』名字功徳品「所説の種々の妙法、秘密深奥蔵門、悉くみなこの大般涅槃に入る」などとある。