## He opened their minds ##

"He enabled them to understand" (UBD)

## Thus it is written ##

"This is what people long ago wrote"

## repentance and forgiveness of sins should be preached ##

This can be translated with active verbs: "the Messiah's followers should preach that people need to repent and have God forgive their sins." (See: [[rc://en/ta/man/translate/figs-activepassive]])

## on the third day ##

"after two nights"

## all the nations ##

"all the ethnic communities" or "all the people-groups"