Joy is a feeling of delight or deep satisfaction that comes from God. The related term, "joyful" describes a person who feels very glad and full of deep happiness.
* A "joyful city" or "joyful house" could be translated as "city where joyful people live" or "house full of joyful people" or "city whose people are very happy." [[en/ta-vol2/translate/man/figs_metonymy]])