Add the beef stew meat, onion, carrots, and garlic to the slow cooker.
Stir in the harissa paste, diced tomatoes, beef broth, salt, and black pepper until everything is combined.
Cover and cook on low for 7 hours.
Add the chickpeas and cook for 1 more hour until the meat is tender and the chickpeas are heated through.
Ladle into bowls and top with fresh cilantro before serving.