The term 'IN THE HARVEST BRING ABOUT' can be solved by the word 'REAP', which is a four-letter word. Reaping is an agricultural process that involves cutting and gathering crops at the end of their growing season. It is usually done with a scythe or a sickle, and is an important part of the harvest process. The act of reaping brings about the end of the harvest season, and is essential for farmers to bring in their crops.