The great-grandmother of David More brings home a lot of grain to The mother-in-law of Ruth More from the A threshing floor is a location where farmers thresh grain. Threshing is the process of beating grain, such as wheat and oats, to separate out the chaff. Some of the action in the book of Ruth takes place on a threshing floor. More and tells her what happened.
The encounter between Ruth and Husband of Ruth and great-grandfather of David. More once again involves an outpouring of grain to Naomi. Boaz and Naomi never actually speak to each other in person, though they do both speak Hebrew like old people. Ruth always acts as the go-between. And once again, she brings grain.
The grain might be symbolic of many things, a seal of the relationship, a concrete sign of generosity overflowing, an inclusion of Naomi into the joy that belongs to Ruth and Boaz. Some have suggested that the 6 measures of barley can be seen as sealing the marriage contract, a proleptic bridal price.