Tend the hearth is a job that involves stoking the fire in a fireplace or stove. This involves adding fuel to the fire, such as wood or coal, and making sure the fire is burning evenly and safely. It also involves cleaning the ashes and other debris from the hearth, and ensuring that the fire is not too hot or too cold. The job of tending the hearth is an important one, as it helps to keep the home warm and comfortable.