Saint Arnold of Metz was a 7th-century bishop known for his dedication to the Christian faith. He is often recognized as the patron saint of brewers, as he is believed to have encouraged the brewing of beer as a way to provide safe drinking water for the community. His life and work contributed to the spread of Christianity in the region that is now France and Germany. Arnold is also associated with the founding of several monasteries, which played a crucial role in the spiritual and cultural development of the area. His legacy continues to be celebrated, particularly in Belgium and Germany, where many breweries honor him in their traditions.