He then went to PERSON@1 for self-mortification and peace of heart , and spent a period of three years in the mountains of PERSON@1 and the forest of LOCATION@1 in self-purification .

He then went to PERSON@1 for self-mortification and peace of heart , and spent a period of three years in the mountains of PERSON@1 and the forest of LOCATION@1 in Self-Purification .
