Bring to a boil, lower the heat and simmer covered for 2 to 2 1/2 hours or until beans are tender. Do Not Drain Water. Add to the cooked beans; chicken broth, 2 cups spinach leaves, sweet peppers, carrots, onion, garlic, celery, bay leaves, oregano, sage, salt and pepper. Simmer until veggies are tender. Discard bay leaves. Using a fork, slightly mash some of the the beans against side of pan. Before serving, divide remaining 1/2 cup baby spinach leaves between soup bowls. Ladle hot soup into bowls.