The Herald domain was a deity domain that granted divine spellcasters like clerics with spells and other powers related to heraldry, namely languages, communication, and leading and inspiring others.
The cleric could easily improve their skill at intimidation, and their diplomatic and intimidation skills were boosted.
As they advanced, the priest could understand other languages with comprehend languages and later tongues. They could captivate groups of people with enthrall and give them orders with greater command. They could transmit messages with sending and even in a dream. Finally, they could inspire awe with crown of glory and gain celestial qualities with aspect of the deity and its greater form.