heralds
her-alds
noun
Official messengers, historically, who made public announcements or bore news.
"The king's heralds proclaimed the royal decree."
verb
To be a sign that something important or significant is about to happen.
"The new policy heralds significant changes."
Thesaurus
Synonyms: hail, harbinger, forerunner, predecessor, precursor, trumpeter, acclaim, annunciate, foretell, announce