"I am deeply saddened to learn that your (mother, father, spouse, sibling, etc.) recently passed away. Please know that you have my deepest sympathy.Here are 10 tips on how to write a condolence letter and what to say and what not to say. Be sincere and express your feelings of sympathy. Please accept my heartfelt condolences during this incredibly difficult time. Make sure you include the name of the person who died or mention the specific incident that caused sorrow for the person. I'm so incredibly sorry for the loss of your husband and father. Please know that he will live on in all of our fond memories. Sending my deepest sympathy and caring wishes to you and your family. - Joselyn L. My Deep Condolences to Mrs.