Based on the text your friend provided, which translates to "My cat gave birth to five kittens," you can congratulate your friend on her five new kittens. Here's a congratulatory message for her: "Dear [Friend's Name], I am absolutely thrilled to hear about the arrival of your delightful little furballs! Congratulations on your beautiful new kittens! Five adorable kittens, no less! I can imagine how joyous and fulfilling this new chapter must be for you. Here's to caring for these tiny bundles of cuteness, making sure they grow into loving and well-loved adult cats. May they bring you endless happiness and laughter in their tiny paws. Once again, heartfelt congratulations on your new babies! Best wishes, [Your Name]"