This can be stated in active form. AT: "People often mentioned him when they spoke about the three bravest men" (See: [[rc://en/ta/man/translate/figs-activepassive]])
This question is used to emphasize how famous he was. This rhetorical question can be translated as a statement. AT: "He was even more famous than the three." (See: [[rc://en/ta/man/translate/figs-rquestion]])