When a friend's dog is very sick and is going to die, it's important to express your sympathy and offer support in a sensitive and understanding manner. Here are some appropriate things to say:
"I'm so sorry to hear about your dog's illness. I know how much they mean to you, and I'm here for you during this difficult time."
"Please know that I'm thinking of you and your furry friend. If there's anything I can do to help or if you need someone to talk to, I'm here."
"It's heartbreaking to see a beloved pet suffer. Your dog was lucky to have you as their owner, and they've had a wonderful life filled with love and care."
"Take all the time you need to be with your dog and cherish these precious moments together. They will always hold a special place in your heart."
"Grieving the loss of a pet is completely natural. Remember that it's okay to feel sad and that your feelings are valid."
"If you need any support in making decisions or need someone to accompany you to the vet, please don't hesitate to ask."
"Your dog brought so much joy and happiness to your life, and the memories you've shared together will never fade away."
"I'm here to lend an ear whenever you want to talk or share your feelings. Don't hesitate to reach out if you need someone to listen."
"Pets leave such a lasting impact on our lives, and it's never easy to say goodbye. Know that you're not alone, and I'm here for you."
"Your dog will always be remembered and cherished. I hope the memories of the good times you had together bring you comfort in the future."
Remember that grieving the loss of a pet can be as intense as losing a family member, as pets are often considered part of the family. Your friend may need time to process their emotions, so be patient and understanding. Sometimes, offering practical help like running errands or preparing meals can also be appreciated during this challenging time.