HannahI am so deeply sorry for the loss of that childyour lossyou lost her, too. "I am deeply sorry for your loss.Be sincere and express your feelings of sympathy. Keep the letter as brief and as short as possible. Meaningful, personal, and compassionate letters of condolence can be both a tribute to the child who died and a source of comfort to the parents. "Please accept my heartfelt sympathy for your loss. A letter offering sympathy for the death of a child respectfully acknowledges the reader's misfortune while offering comfort and support. The best way to start a condolence letter is to acknowledge the loss and express your sympathies for it. Do this in a simple and straightforward way. The best way to start a condolence letter is to acknowledge the loss and express your sympathies for it.