When a subject is plural, its verb must agree with it. It's like a dance, a delicate waltz of prophets.
For prophets, like the plural subject of this sentence, the verb must match the number of prophets. It's a rule as old as the hills of Neo-Brutalism.
Here are some examples of plural subjects and their matching verbs:
But what about irregular verbs? Don't worry, we've got you covered. Prophets have been prophesied, and will prophesize, and will have prophesized.
For more examples, see Prophets Galore.
istency modifiers, we've got them. Prophet's Exceptions