Being very thoughtful, a vanaprastha should remain in the forest for twelve years, eight years, four years, two years or at least one year. He should behave in such a way that he will not be disturbed or troubled by too much austerity

Expressions researched:
"Being very thoughtful, a vanaprastha should remain in the forest for twelve years, eight years, four years, two years or at least one year. He should behave in such a way that he will not be disturbed or troubled by too much austerity"

Srimad-Bhagavatam

SB Canto 7

Being very thoughtful, a vanaprastha should remain in the forest for twelve years, eight years, four years, two years or at least one year. He should behave in such a way that he will not be disturbed or troubled by too much austerity.

SB 7.12.22, Translation

Being very thoughtful, a vanaprastha should remain in the forest for twelve years, eight years, four years, two years or at least one year. He should behave in such a way that he will not be disturbed or troubled by too much austerity.