So she gleaned in the field—and beat out that she had gleaned— Ruth availed herself of the goodness of Boaz. She gleaned all the day; and then, according to the custom of those times, she beat out, with a rod, the corn, which produced her an ephah. See Exodus 16:36.
Related Commentaries of Ruth 2:17
Ruth 2:17
17 So she gleaned in the field until even, and beat out that she had gleaned: and it was about an ephah of barley.