499 B
499 B
everlasting joy will be on their heads
This uses a person's head to mean the person as a whole. This emphasizes that they will be totally joyful. (See: rc://en/ta/man/translate/figs-metonymy)
gladness and joy will overtake them; sorrow and sighing will flee away
Isaiah describes these emotions as if they are persons who can run towards or away from God's people. This means these people will only be happy and never sad. (See: rc://en/ta/man/translate/figs-personification)