If we don't stop this, the existence of the country will be dangerous. Therefore, it was John Lone of Yuanxing Temple who corrected the shoddy and degenerate monks and nuns by forbidding them from becoming monks at will and strictly observing the precepts. John Lone decided to recruit three teachers and seven certificates from China to formally award the precepts.

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... ことによって: According to ......

そぅとした: the past tense of the verb すただす +とする.

Verbs+ぅとする: 1 On the way to ... 2. It means trying to do something. This is 2.

とねりしんのぅ) The name of the royal family. The director of Japanese calligraphy is famous.

Three Teachers and Seven Certificates (さんししちしょぅ)

The juxtaposition of the third division and the seventh division. Refers to the number of monks and nuns who must have enough precepts in the ring when they are ordained. Also known as ten divisions and ten monks.