en_tn/jhn/14/27.md

world

The "world" is a metonym that represents those people who do not love God. (See: rc://en/ta/man/jit/figs-metonymy)

Do not let your heart be troubled, and do not be afraid

Here "heart" is a metonym for a person's inner being. Alternate translation: "So stop being anxious, and do not be afraid" (See: rc://en/ta/man/jit/figs-metonymy)