en_tn_condensed/luk/01/14.md

You will have joy and gladness

The words "joy" and "gladness" mean the same thing and are used to emphasize how great the joy will be. Alternate translation: "you will have great joy" or "you will be very glad" (See: rc://en/ta/man/jit/figs-doublet)

at his birth

"because of his birth"