Now

This word is used here to mark a break in the story line. Here the narrator starts to tell a new part of the story.

Ophrah

This is a people group named after their ancestor Abiezer. (See: rc://en/ta/man/translate/translate-names)

This is a process called "threshing." Gideon was beating the wheat against the floor to separate the wheat grain from the rest of the wheat plant.

"went to him"