How to make dad sick and how to comfort him by text messages?

The ways to comfort sick father by SMS are as follows:

1. I was very worried when I learned that your father was ill. I hope he can recover soon, so that you are not so worried.

2. Leader, you must have been working hard recently, taking care of your father as well as working. I hope you can take care of yourself and don't be too tired.

I am sorry to hear that your father is ill. I hope he can get the best treatment and care and recover soon.