'Happiness' in the Bible

He who has the bride is the bridegroom; and the bridegroom's friend who stands by his side and listens to him, rejoices heartily on account of the bridegroom's happiness. Therefore this joy of mine is now complete.

And, day by day, attending constantly in the Temple with one accord, and breaking bread in private houses, they took their meals with great happiness and single-heartedness,

I have a great deal to say to you all, but will not write it with paper and ink. Yet I hope to come to see you and speak face to face, so that your happiness may be complete.