en_tn/jhn/03/29.md

He who has the bride is the bridegroom

"The bridegroom marries the bride." or "The groom has the bride."

This, then, is my joy made complete

"So then I rejoice greatly" or "So I rejoice much." (See: rc://en/ta/man/translate/figs-activepassive)

my joy

The word "my" refers to John the Baptist, the one who is speaking.

He must increase

"He" refers to the bridegroom, Jesus.