Acknowledge the loss. I'm so sorry to hear about the loss of your husband.It's terrible to go through such a loss, but especially right now. Offer words of sympathy to someone who is grieving for the loss of a husband. Here are 15 most heartfelt condolence messages to consider. One simple rule can guide you: Say what you truly feel. A single sincere line expressing the genuine feeling you had for the deceased is all you need to write. I love you, and I'm sending my condolences. My family and I are so sorry for your loss. Keep the letter as brief and as short as possible.