# but these have been written

You can translate this in an active form. Alternate translation: "but the author wrote about these signs" (See: [[rc://en/ta/man/translate/figs-activepassive]])

# Son of God

This is an important title for Jesus. (See: [[rc://en/ta/man/translate/guidelines-sonofgodprinciples]])

# life in his name

Here "life" is a metonym that means Jesus gives life. Alternate translation: "you may have life because of Jesus" (See: [[rc://en/ta/man/translate/figs-metonymy]])

# life

This refers to spiritual life.