For someone (actor mi-) to have already done something before another unexpected event occurs, as to have already crossed a river before an unexpected flood comes, to have already eaten because one has decided visitors will not come, only to have them arrive.
Niballung an pimmatoy han lalā'i ya un ongol mahkay di tutūyuna ti nabālud.
The man had already killed (someone) before he had much regret because he was jailed.