This is an idiom that means when the wicked gain power or start to rule. Alternate translation: "when the wicked rise to power" (See: [[rc://en/ta/man/translate/figs-idiom]])
You may need to make explicit that those who "are sought out" have hidden themselves to escape from the wicked. This can be stated in active form. Alternate translation: "they seek people out" or "they seek out the people who hide from them" (See: [[rc://en/ta/man/translate/figs-explicit]] and [[rc://en/ta/man/translate/figs-activepassive]])